3 Review(s)

Smart Counting Grip Strengthener?Add counting function, this hand strengthener could help the exerciser record training progress and training results with counting number. Just Press the button firmly to count automatically. Gently rotate button to clear units digital, push and rotate button to clear tens digitals., ?HIGH QUALITY?This hand grip is made of high-quality and environmentally friendly plastic material & reinforced metal alloy durable spring. The upgraded handle design is more in line with ergonomic mechanics, making the hand more comfortable and gripping, Suitable for all age groups and fits well for all hand sizes.