Powerball Hand Exerciser

D'Addario Accessories Varigrip Hand ExerciserImprove Dexterity and Strength in Fingers, Hands, Forearms- Adjust Tension Per Finger Simulated Strings Help Develop Calluses- Comfortable Conditioning (PW-VG-01)

• BUILD STRENGTH AND DEXTERITY – With the Varigrip by D’Addario, you can develop and maintain strength and dexterity in your fingers, hands and forearms. The ergonomic design and over molded finger pads and grip help make your conditioning workouts comfortable
• CUSTOMIZED TENSION - Varigrip allows you to adjust and customize the tension for each finger so you can strengthen individual fingers and prevent favoring certain fingers
• SIMULATED STRINGS- By removing the reversible molded grip you can uncover a simulated string that helps develop and maintain finger calluses for string musicians
• ON-THE-GO CONDITIONING – Whether you are warming up pre-show or conditioning when you’re away from your instrument, the Varigrip is the ultimate portable workout. At the office, at home or on the train, you can keep up your finger, hand and forearm strength and coordination

Dynaflex IronPower V-Power Steel Gyro Metal Powerball (Red)

• The King of the Metal Gyros
• 100% Precision And Smoothness
• 2 Mm Thick Stainless Steel Axle Pegs
• Hard Coated Aluminum Housing
• Heavy Duty Bearings

NSD Power Winners Lit Spinner Gyroscopic Wrist and Forearm Exerciser Featuring Digital LCD Counter and LED Light, Purple

• Purple Multi-LED Spinners lights up in various colors as speed increases
• Performance Digital LCD counter displays various vital workout information, including historical top speed; Certified for entry into our Monthly Top Speed Contest; See our Facebook page for more information
• Computer balanced inner gyroscopic rotor for VIBRATION FREE operation at up to 15,000 RPM
• Impact Resistant structure with Military-grade plastic shell; Simple to start with a pull-string (included)
• Small, compact exercise machine you can take ANYWHERE; Provides up to 25.9 pound-in of torque at 10,000 RPM

NSD Power AutoStart Spinner Gyro Wrist Forearm Grip Strengthener with Auto Start Feature

• Exercise Anywhere ¡X Compact, hand-held NSD Power Spinner spins at 15,000+ RPM up to 24.9 lb-in (or pounds-inch) of torque for an intense hand, wrist and forearm workout wherever you go
• AutoStart Feature ¡X Features an internal pre-tensioner that allows you to start and stop exercising as you please; Just roll back the rotor in the direction of the arrow
• Low-impact Exercise ¡X Allows you to improve your grip without feeling excessively tired post-workout
• Designed to Last ¡X Built with an impact-resistant structure, including a military-grade plastic shell and reversible inner tracks for a long life
• Easy to Use ¡X Easy even for beginners thanks to the battery-free design and intuitive AutoStart feature; Lightweight, portable and travel-friendly
• Precision Made by its inventor ¡X Computer balanced inner gyroscopic rotor with Stainless Steal Axle; Compatible With NSD Digital Speedometer Sm-01 and Sm-02

NSD Power Lit Spinner Gyroscopic Wrist and Forearm Exerciser Featuring LED Light, Blue

• Computer Balanced Inner Gyroscopic Rotor – Vibration-free operation up to 15,000 RPM
• Small and Compact Exercise Machine – Use at school, the office and while watching TV; Provides up to 25.9 lb.-in. of torque at 10,000 RPM
• Easy to Use – Starts up with an included pull-string
• Targets Hands, Wrists and Forearms – Perfect for amateur and professional athletes and to help prevent carpal tunnel syndrome and repetitive stress injuries
• Enjoy a Fun, Effective Workout – Blue LEDs Light Up as You Spin

NSD Roll 'N Spin Rainbow Lit AutoStart Spinner Gyroscopic Wrist and Forearm Exerciser with AutoStart and Multi-Lit LED, Purple

• Autostart with internal pre-tensioner, just roll back the rotor in the direction of the arrow on the rotor or against the internal resistance, when sufficient tension is achieved, just release and enjoy
• Computer balanced inner gyroscopic rotor for VIBRATION FREE operation at up to 15,000 RPM
• Purple Multi-LED Spinners lights up in various colors as speed increases
• Hard, impact resistant plastic shell that comes in an attractive PURPLE
• Small, compact exercise machine you can take ANYWHERE; Provides up to 24.3 lb-in of torque at 10,000 RPM

NSD Power Ultimate Winner's Precision Sterling Spinner Gyroscopic Wrist and Forearm Exerciser with Digital Speedometer, Lightweight Aluminum Rotor and Stainless Steel Shell

• Hollow aluminum rotor in conjuction with high end rotor track material and rotor bearing makes this the FASTEST Spinner ever
• Stainless steel shell construction anodized in gold color and polished to a mirror like shine for that ULTIMATE, classy look.
• Computer balanced inner gyroscopic rotor for VIBRATION FREE operation at up to 27,000 RPM
• Ideal as a complimentary Spinner to PB-588C or other Spinners to improve fast twitch muscle response, while PB-588C or other Spinners improve muscle strength
• Performance Digital LCD counter SM-02 displays total revolutions in multiples of 100s, current speed in RPM, historical top speed in RPM, and a physical strength index

CAMRY Digital Hand Dynamometer Grip Strength Measurement Meter Auto Capturing Electronic Hand Grip Power 198 Lbs / 90 Kgs

• ACCURACY - Equipped with high precision strain gauge sensor, the hand dynamometer gives you accurate momentary digital reading of gripping power. Measuring Capacity: 198lbs / 90kgs; Division: 0.2lbs / 0.1kgs
• USER FRIENDLY - Squeeze the hand dynamometer with maximum isometric effort for at least 5 seconds. After testing, the LCD will automatically display the maximum grip value and a grip value status bar showing the status of “weak”, “normal” or “strong” according to age and gender preset for each test.
• MEMORY RECORD - The device can store data for up to 19 definable users, and their records can be recalled anytime when needed; Moreover, the incremental increase or decrease from the last record will be automatically shown for comparison after each test.
• Adjustability - Turn the adjustable gear to get an ideal grasp according to the size of hands. It is good fit for both big hand and small hand.
• EASY TO READ - Large LCD screen shows all measurements clearly on the same screen. Displayed measurements include: user code, age, gender, grip value in pound or kg and grip status. Engineered for home, sports and clinical use. 2* AAA batteries included; 5-year product warranty.

NSD Powerball Auto Start Classic Gyroscope Wrist and Fore Arm Strength - Black, 280 Hz

• Perfect for sports (golfers, squash, tennis, fencing, basketball, badminton, archery, cricket etc) fitness, rehabilitation (Carpal Tunnel, RSI, Arthritis etc), all disciplines of musicians, and are great fun too!
• 280Hz Autostart NSD Powerball models are individually hand-assembled with no starter cords required
• A digital speed meter can be added at a later stage if required
• Features Indestructiball design guaranteeing many years of frustration-free enjoyment - Recommended for 14 years and over
• Dimensions: 70mm (diameter) x 62mm (height)

Vive Squeeze Balls for Hand Therapy, Exercise, Arthritis - Grip Strengthener Occupational Equipment for Finger, Wrist, Carpal Tunnel, Pain Relief, Stress - Resistance Strength Squeezing Egg Trainer

• STRENGTHENS GRIP AND REDUCES STIFFNESS AND PAIN: Hand therapy exercise balls build strength in the fingers, hands, wrist and forearms, while reducing stiffness and joint pain by stimulating blood circulation in the forearm and hand. Useful for physical and occupational therapy, the balls also provide a sensory outlet for those with ADHD or autism. Perfect for athletes, musicians, office staff and students, as well as those with arthritis, carpal tunnel and rehabilitation needs.
• PROGRESSIVE RESISTANCE LEVELS: Progressive levels of resistance allows the difficulty of each workout to be gradually increased as your hand strength and grip improves. The color coded set includes an orange extra soft exercise ball, a green soft resistance ball, a blue medium resistance ball and a purple firm exercise ball. Each resistance level can be utilized in interval training, alternating between the four resistance levels in a single workout.
• PERFECTLY SIZED FOR A COMFORTABLE FIT: Sized to comfortably fit adult hands with an outer diameter of 5 cm. Perfectly sized for grip strength training for both men and women, athletes, musicians, office staff and students, as well as those with arthritis, carpal tunnel, phlebotomy grip and rehabilitation needs. Great for relieving stress and anxiety.
• DURABLE NONSLIP EXTERIOR: Hand grip therapy balls are constructed with a premium composite material that is odorless and latex free. The lightly textured exterior provides a secure, nonslip surface for gripping. The hand therapy balls retain their shape for extensive usability and are also tear and split-resistant.
• VIVE GUARANTEE: 60 day unconditional guarantee so you can purchase now with confidence.

Visanol Auto-Start Wrist Trainer Wrist Ball Exerciser Wrist Arm Strengthener Workout Toy Spinner Gyroscope Ball

• 【GOOD FOR HEALTH】 Efficiently rehabilitates wrist pain, humerus fracture, scaphoid fracture, radial head fracture, numbness in fingers, numb hands so on. Increases strength in fingers, wrists, hands, forearms, ligament and shoulders.
• 【MORE SAFE】 The silicone grip ensures that the forearm exerciser ball won't run out of your hand as you turn it at high speed.The wrist ball impact resistant structure with military-grade plastic shell and a silicone grip. The silicone grip non-toxic,hypoallergenic,and it can be contacted your skin directly.
• 【EASY TO USE】Simple to start by rotating the wrist. Impact resistant structure with military-grade plastic shell. The LED light is not powered by batteries. It's battery free. No need to worry about power running out. Please note: The black one is not cover LED LIGHT.
• 【AUTO START DESIGN】The hand exerciser ball lights up when it's spinning.And the faster you turn, the brighter the LED lights will be on the wrist ball.It will keep lighting up as long as it's spinning.At the same time,the silicone grip ensures that the forearm exerciser ball won't run out of your hand as you turn it at high speed.
• 【MAKE EXERCISE& ADD FUN】No battery needed, powered by rotating the wrist. Rehabilitates sore muscles, Kill the time & Add fun!

The Friendly Swede Stress Balls for Adults and Kids - Hand Grip Strength Trainer, Hand Therapy Squishy Ball, Set of 3 Finger Resistance Exercise Squeezer

• 🥚 STRESS RELIEVER & HAND GRIP STRENGTHENER: These colorful fidget balls in three levels of progression (20 lb - 30 lb - 40 lb resistance) help you focus, relieve stress and train hands, forearms and wrists. Stress relief balls for kids and adults.
• 🥚 PERFECT FOR: Preventing tension, increasing limberness and alleviating joint pain. Great stress toys for adults and kids. Perfect occupational distraction for quitting smoking. Grip muscle training for beginner lifters.
• 🥚 MAKE EXERCISE SIMPLE: Scroll down for hand grip exercise ideas with our stress ball for kids and adults. Always consult with your physician before beginning any physical exercise program for rehabilitation purposes.
• 🥚 FRIENDLY DESIGN AND DURABILITY: Egg shaped for a comfortable fit in your hands. Made of skin-safe thermoplastic rubber (TPR). Three size options - for anyone in the family! XS: 2”x1.3” Small: 2.5" x 1.75" Large: 3.0" x 2.2". Less messy than Therapy Putty. Easy to clean from dust and dirt.
• 🥚 GREAT GIFT AND WARRANTY - This set contains 3 different resistance levels (soft, medium and firm) to fit anyone. Soft is great for children and elderly to get finger and forearms strength or to keep busy. Medium is perfect for the work man to maintain concentration. The firmest is suitable for people wanting to train certain muscles. The Friendly Swede's Lifetime Warranty covers this product.

Summermax Auto-Star Wrist Power Gyroscopic Ball,Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle (Black)

• Make Arm Great Again. Strengthen fingers, wrists, hands, forearms, shoulders and bicep etc., and also be beneficial in promoting co-ordination and blood circulation.
• This certainly requires some fine motor skills in order to use. The dominant hand/arm was easily able to keep the gyro ball going, that it will help refine your fine motor skills in that non-dominant hand/arm.
• Small, compact and transportable, you can take anywhere. Simple to start with a pull-string.And the ball with flashing LED ，all you need do is to increase the speed by making a rotational wrist movement and to keep in sync with the spinning of the ball.
• The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball not coming loose from your hand. You can attach it to wrist strap, if you are really concerned about the gyro ball flying away.

ACELETE Auto-Start 2.0 Power Ball Wrist Trainer Gyro Ball Forearm Exerciser Wrist Strengthener Gyroscope Spinner with LED Lights

• 【EASY TO USE】The second generation of new products, no rope.you only need to push the core in the direction of the arrow, start by the internal spring, very easy and convenient.
• 【GOOD FOR HEALTH】The wrist ball can assist body to restore to health. There is a strong reaction at high speed, the faster the speed, the greater the power, and the effect of exercise. At the lower speed, it is also a very effective tool release soothe , recuperate sore and damaged limbs, or help reduce the inflammation caused by Arthritis, Carpal Tunnel Syndrome, RSI or Tendonitis.
• 【MAKE ERCISE & ADD FUN】 Novelty design with LED lights, which is fun to see how fast you can get it spinning. Cool LED lights inside will light up while spinning. Rehabilitates sore muscles, Kill the time & Add fun !
• 【HIGH QUALITY】 The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball not coming loose from your hand.
• 【WARRANTY】If the wrist power ball you received cannot be started smoothly or cannot work, please contact us in time, we will replace it with a new one for free, and teach how to use it. 100% with 30days Satisfaction Money Back Guarantee and 90 days quality warranty.

ACELETE 2.0 Power Ball Wrist Trainer Ball Forearm Exerciser Wrist Strengthener Workout Toy Spinner Gyro Ball

• 【EASY TO USE】The second generation of new products, no rope.you only need to push the core in the direction of the arrow, start by the internal spring, very easy and convenient.
• 【GOOD FOR HEALTH】The wrist ball can assist body to restore to health. There is a strong reaction at high speed, the faster the speed, the greater the power, and the effect of exercise. At the lower speed, it is also a very effective tool release soothe , recuperate sore and damaged limbs, or help reduce the inflammation caused by Arthritis, Carpal Tunnel Syndrome, RSI or Tendonitis.
• 【MAKE ERCISE & ADD FUN】 Novelty design with LED lights, which is fun to see how fast you can get it spinning. Cool LED lights inside will light up while spinning. Rehabilitates sore muscles, Kill the time & Add fun !
• 【HIGH QUALITY】 The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball not coming loose from your hand.
• 【WARRANTY】If the wrist power ball you received cannot be started smoothly or cannot work, please contact us in time, we will replace it with a new one for free, and teach how to use it. 100% with 30days Satisfaction Money Back Guarantee and 90 days quality warranty.

Dyna-Flex - 81117845 Pro Gyro Exerciser

• Balanced gyroscopic roto
• Sits inside a compact sphere of plastic
• Great for injury prevention, rehab, warm up, coordination, strength building, and relaxation
• Works the muscle ina isokinetic/isotonic manner
• Helps prevent repetitive strain injuries and CTS (carpal tunnel syndrome)

Finger Weights Flex - Set of 10 For Athletes Baseball Football Basketball Golf Finger Speed Trainer Hand Strengthener Injury Recovery

GRIPX Digital Hand Dynamometer Grip Strength Measurement Meter Auto Capturing Electronic Hand Grip Power 198Lbs / 90Kgs

• Engineered for home, sports, and clinical use, auto/manual shut off, 2* AAA batteries included.
• Equipped with high precision strain gauge sensor, measuring capacity 198lbs / 90kgs with devision 0.2lbs / 0.1kgs.
• A maximum grip value display and weak, normal or strong power levels can be saved and easily recalled for comparison.
• The adjustable handle was suitable for users of different ages, a good fit for both big hands and small hands.
• 5 YEARS product warranty.

GOZATO Auto-Start Wrist Power Gyro Ball, Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle with LED Lights

• 【GOOD FOR HEALTH】Efficiently rehabilitates wrist pain, humerus fracture, scaphoid fracture, radial head fracture, numbness in fingers, numb hands, fractured wrist, elbow tendonitis, broken bones, olecranon bursitis. Increases strength in fingers, wrists, hands, forearms, biceps, triceps, ligament and shoulders.
• 【NEW DESIGN WITH LED】Novelty design with LED lights, which is fun to see how fast you can get it spinning. Cool LED lights inside will light up while spinning, no battery needed, powered by rotating the wrist. Rehabilitates sore muscles, Kill the time & Add fun!
• 【EASY TO USE】Compare with the old version need to start with string,our upgraded version is auto-start design which is simple to start by rotating the wrist.
• 【HIGH QUALITY】 The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball not coming loose from your hand.
• 【SUITABLE FOR SPORTS TRAINING】 Highly beneficial grip strength trainer for golf, tennis, climbing, cycling, basketball, cricket, martial arts and with improved playing performance for pianists, drummers & guitarists.

NIYIKOW Grip Strength Trainer, Hand Grip Strengthener, Adjustable Resistance 22-132Lbs (10-60kg), Non-Slip Gripper, Perfect for Musicians Athletes and Hand Rehabilitation Exercising (Black, 1 Pack)

• IMPROVE YOUR GRIP STRENGTH & INJURY REHABILITATION - The NIYIKOW adjustable grip strengthener is excellent for strengthening hands, forearms, wrists and fingers. It’s easy and efficient, and it helps to strengthen your grip, injury rehabilitation, relieve stress, and increase stamina. Ideal for anyone wanting to develop and maintain strong healthy hands. Nice hand strength exercise for those who have Arthritis, Tendonitis, Carpal Tunnel, and those who are recovering from tendon surgery.
• ADJUSTABLE RESISTANCE & PORTABLE PERSONAL HOME GYM - Adjustable resistance, you can adjust it from 22 lbs (10 kg) to 132 lbs (60 kg) according to your need. Can be done at home or in office with just 5-10 minutes per day. Perfect for athletes, musicians, rock climbers, tennis players, etc.
• HIGH QUALITY & DURABLE - Our grip strength trainer is made of heavy-duty plastic and reinforced metal alloy materials, unlike our competitors, which will break or even be made of low-quality materials. Durable and safe, it will not damage your hands and fingers, which will bring you an excellent user experience.
• FITS ALL HAND SIZES & PORTABLE DESIGN - No matter you’re women or men, kids or adults, beginner or an experienced person, you can start grip training anytime and anywhere. Suitable for all age groups and fits well for all hand sizes. NIYIKOW hand gripper is made of lightweight and high-quality materials so that you can easily put them in your bag, pocket and carry them anywhere.
• LIFETIME WARRANTY & USA CUSTOMER SERVICE - If, for any reason, you are not completely satisfied with your hand grip strengthener, simply let us know and we will refund every penny. You don't have to return the product. No questions asked. Our friendly US-based customer service members will always be there to answer any questions you might have. Click the ADD TO CART button now and try our product completely risk free!!

Summermax Auto-Star Wrist Power Gyroscopic Ball,Wrist Strengthener and Forearm Exerciser for Stronger Arm Fingers Wrist Bones and Muscle (Auto Black)

• Make Arm Great . Strengthen fingers, wrists, hands, forearms, shoulders and bicep etc., and also be beneficial in promoting co-ordination and blood circulation.
• This certainly requires some fine motor skills in order to use. The dominant hand/arm was easily able to keep the gyro ball going, that it will help refine your fine motor skills in that non-dominant hand/arm.
• Small, compact and transportable, you can take anywhere. Simple to start with a pull-string.And the ball with flashing LED ，all you need do is to increase the speed by making a rotational wrist movement and to keep in sync with the spinning of the ball.
• The unit did not have any weird vibration to it. Also having the silicone grip section is very nice as it helps with the gyro ball not coming loose from your hand. You can attach it to wrist strap, if you are really concerned about the gyro ball flying away.

ACELETE 2.0 Power Ball Wrist Trainer Ball Forearm Exerciser Wrist Strengthener Workout Toy Spinner Gyro Ball

• 【Performance Digital LCD counter】No battery and self-powered digital display with blue background light，can track your exercise information,including real-time RPM,real-time force,total time and calorie calculator.
• 【NO ROPE START DESIGN】 The second generation of new products, you only need to push the core in the direction of the arrow, start by the internal spring, no rope.
• 【GOOD FOR HEALTH】The wrist ball can assist body to restore to health. There is a strong reaction at high speed, the faster the speed, the greater the power, and the effect of exercise. At the lower speed, it is also a very effective tool release soothe , recuperate sore and damaged limbs, or help reduce the inflammation caused by Arthritis, Carpal Tunnel Syndrome, RSI or Tendonitis.
• 【MAKE ERCISE & ADD FUN】 Novelty design with LED lights, which is fun to see how fast you can get it spinning. Cool LED lights inside will light up while spinning. Rehabilitates sore muscles, Kill the time & Add fun !
• 【HIGH QUALITY】If the wrist power ball you received cannot be started smoothly or cannot work, please contact us in time, we will replace it with a new one for free, and teach how to use it. 100% with 30days Satisfaction Money Back Guarantee and 90 days quality warranty.

Finger Strengthener Exercise Trainer Hand Yoga Equipment for Finger Resistance Stretching Rehabilitation Fitness 20Lb+40Lb Assist

• Ergonomic design --- The perfect design of the product maximizes the range of activities during exercise, using the Velcro adjuster, without having to consider the circumference of the wrist. Hold a fitness machine to enhance the strength of the fingers, forearms, and wrists. It can also isolate and train the flexibility and endurance of each finger separately.
• Recommended professional knowledge ---Hand yoga has been used by musicians, physiotherapists, doctors, and technicians in various fields to exercise their hands for health.
• Rehabilitation --- Hold an exerciser to correct muscle problems and increase blood flow to the affected area. It helps people with arthritis reduce pain and stiffness in their hands, while improving finger function and movement to improve finger mobility.
• Combination --- We are sold as a combination of 20 pounds and 40 pounds, which is convenient for primary, mid-term and late rehabilitation, one-time purchase, multiple use, and also equipped with finger cots for easy replacement.
• Start now ---Done is better than perfect, do it, go face your better self

MOFOPAKOO Gyro Ball Wrist Exerciser Auto-Start Wrist Power Gyroscopic Ball Wrist Trainer Ball Wrist Strengthener and Forearm Exerciser with LED Lights

• 👨‍👩‍👧‍👧【All METAL MATERIALS】Both the sphere shell and the core are the first choice materials for zinc alloys.The metal gyro ball design is enhances for control,vibration free,and stability.They are fall-resistant, heavier, and can provide more powerful hand and forearm exercisers for better exercise effects. The appearance is more fashionable and cool, You must be very excited when you have it!
• 👨‍👩‍👧‍👧【AUTO START DESIGN】Our upgraded wrist trainer ball, you only need to push the core in the direction of the arrow, Push it to the top, then quickly release it and rotate your wrist so that your wrist rotates with the rotation of the core. The centrifugal force of the core can easily start the gyroscope ball. it will make you feel incredible when the gyro ball starts to spin in your hand.If you still do not use it, please watch the video below the picture or contact us.
• 👨‍👩‍👧‍👧【MAKE EXERCISE & ADD FUN】Novelty wrist and forearm strengthener design with LED lights, which is fun to see how fast you can get it spinning. Cool LED lights inside will light up while spinning, no battery needed, powered by rotating the wrist. Rehabilitates sore muscles, Kill the time & Add fun! Get faster and faster, and you will know how cool you are!
• 👨‍👩‍👧‍👧【GOOD FOR HEALTH】Our grip strength trainers can efficiently rehabilitates wrist pain, humerus fracture, scaphoid fracture, radial head fracture, numbness in fingers, numb hands, fractured wrist, elbow tendonitis, broken bones, olecranon bursitis. Increases strength in fingers, wrists, hands, forearms, biceps, triceps, ligament and shoulders. Whether you are working or watching your phone for a long time, come on, use it to exercise!
• 👨‍👩‍👧‍👧【SUITABLE FOR SPORTS TRAINING】Highly beneficial wrist exerciser forearm strengthener for golf, tennis, climbing, cycling, basketball, cricket, martial arts and with improved playing performance for pianists, drummers & guitarists. So it is the best gift for friends and yourself!

JIN BD Wrist Trainer Ball Auto-Start Wrist Strengthener Gyroscopic Forearm Exerciser Gyro Ball for Strengthen Arms, Fingers, Wrist Bones and Muscles

• Automatic start design, need to push the core in the direction of the arrow, start by the internal spring, very easy and convenient.
• When it rotates, the cool colored lights inside will light up. It can kill time and add fun while restoring muscle soreness.
• Without any strange vibrations, it can rotate for a long time without worrying about it stopping when moving.
• The convenient design can be carried anywhere, whether in the office, gym or at home, it can be used as a toy to decompress at any time, and it can also exercise arm muscles.
• Wrist ball can promote blood circulation and increase the strength of fingers, wrists, hands, forearms, biceps, triceps and ligaments and shoulders, and restore muscle strength.