Overview:
Design: Sturdy and Flexible, Robust and Strong Design.
10KG - 40KG ADJUSTABLE RANGE, You Can Adjust The Strength Tension from 10 Kilo Grams - 40 Kilo Grams By Turning The Coloured Rotary Knob. 
An excellent training tool that strengthens your hands, wrist and forearm.
Small, exquisite, lightweight and portable, you can carry it with you to exercise anytime.
Suitable for the elderly, the office crowd and sports enthusiasts.

Specifications:
Type: Hand grips
Material: New reinforced ABS, TPR elastic plastic, Polypropylene and fine steel
Strength Range: 10-40 Kg
Colour: Orange & Black 
Size: 14.8 * 10.8 * 2cm

Package Content:
Adjustable Hand Grips 10-40Kg