NIYIKOW 2 Pack Grip Strength Trainer with Counter, Hand Grip Strengthener, Adjustable Resistance 11-132Lbs (5-60kg), Non-Slip Gripper, Perfect for Athletes and Hand Rehabilitation Exercising 2Pack-Black bee04 Great for heels and calluses

Great for heels and calluses

the aluminum poles are also ideal for your custom applications

It also slows down the reduction of collagen that comes with age so your hands looks younger longer

Unlike other slider lids

NIYIKOW 2 Pack Grip Strength Trainer with Counter, Hand Grip Strengthener, Adjustable Resistance 11-132Lbs (5-60kg), Non-Slip Gripper, Perfect for Athletes and Hand Rehabilitation Exercising 2Pack-Black bee04 Great for heels and callusesNIYIKOW 2 Pack Grip Strength Trainer with Counter, Hand Grip Strengthener, Adjustable Resistance 11 132Lbs (5 60kg), Non Slip Gripper, Perfect for Athletes and Hand Rehabilitation Exercising Product Information ADJUSTABLE HAND GRIP STRENGTHENER with COUNTER Mechanical counting from 0 to 99, and start a new round. Do not have to count yourself. The integrated counter automatically tracks your repetitions as you squeeze. Never lose count of reps again!