You can choose from various resistance level. There are ones for beginners as well as for advanced users.
Built with the best quality materials and enhanced strong spring to endure long-term and frequent use.
Gain strength in hands, wrists, fingers, and forearms for better performance.
Portable device goes where you go - easily fits into your gym bag.
Fits Hands of All Sizes

Specifications
Material: stainless steel & rubber
Resistance range: 22-88 Lbs (10-40kg)
Size: 4.4 x 0.9 x 6 inch
Weight: 5.4 ounces

Package Includes:
1 x Hand Grip Strengthener

• Adjustable resistance and ergonomic design: Easily adjusts resistance from 20 to 88 lbs. Ergonomic design fits all hand sizes - for men, women, seniors, kids. The total hand strengthening workout for all fitness levels, from beginner to advanced, home or gym.
• Profitable and lightweight: It is small enough to fit into your handbag. You can play it everywhere.
• Durable construction: It has long lifetime with high quality hard plastic and strong chrome springs. It is durable and safe.
• Benefits: It is ideal for improving strength, power and speed in the wrists, fingers and forearms.
• Non-slip design: Handles covered with soft, comfortable and durable rubber for frequent and comfy usage.

Adjustable resistance and ergonomic design: Easily adjusts resistance from 20 to 88 lbs. Ergonomic design fits all hand sizes - for men, women, seniors, kids. The total hand strengthening workout for all fitness levels, from beginner to advanced, home or gym.JOY VALLEY