zenlete Professional Fitness Hand Exerciser Set of 2 Finger Grips Adjustable from 5-60 kg Finger Trainer Forearm Trainer Training Device with Strong Spring for More Grip Strength with E-Book with Exercises (English Language not Guaranteed)

Effective workouts: The hand strength trainer is an optimal training device and strengthens the wrist and fingers in addition to the forearm muscles. Strength training with the gripper leads to a better grip strength.
Ergonomic handle: This good forearm trainer includes a matching handle which is comfortably shaped and prevents loosing your grip on the grip strengthener. This allows you to concentrate on training your fingers.
Adjustable resistance: The resistance range 5 to 60 kg offers everyone the possibility to train with the finger weights, whether beginners or professionals. A hand training device that strengthens finger strength and gripping strength.
Weltall-round package eben for you: In addition to two hand strength trainers, we Als Folge provide a bag so that you über den Daumen use your hand gripper on the go. You will Als Folge receive a free e-book with exercises (English language not guaranteed).
Perfect rehabilitation device: Especially after hand injuries, targeted strengthening of hand strength and the rebuilding of muscles is very important. The hand grip trainer is Als Folge suitable for the prevention of injuries in addition to rehabilitation. Als Folge suitable for seniors.