ALIXIN-Forearm Wrist Arm Flexor Exerciser Strength Strengthener Training Tools,Heavy Duty Carbon Steel Spring,Wide…

Fitness devices: Unlike traditional gyroscopic hand exercise balls, auto start technology, no batteries and rope required, so you will never worry about losing the rope
Compact design: small and portable, super flexible and can be taken anywhere – perfect for short training on the go, it remains efficient, safe and quiet during training.
Operating principle: thanks to a concentrated and dosed movement of the l in the hand, the rotor can be “taken on tours”: the higher the speed, the heavier the hand trainer is due to the resulting forces

【A GREAT SPORTS TRAINING AND FITNESS TOOL】 This hand grip strength trainer is a great sports training and fitness tool for use at home and in the gym. If you like golf, basketball, volleyball, baseball, tennis or more, this is wrist machine is must-have equipment for strengthening your wrist muscle.
【MADE OF PREMIUM ABS, EVA, PU MATERIAL】 This hand grip exerciser strengthener is made of premium ABS, EVA, PU material, strong, and has good durability, long service life, you can use it for a long time.
【PROFESSIONAL TECHNOLOGY,ADJUSTABLE】 Adjustable Wrist Machine is designed with newest professional technology; this wrist machine could not only adjust the handle size, but also could adjust the strength scope, and it let you feel more safe and comfortable.