Main Features:
- Five strengths are available, from 20+30lbs to 70+80lbs, you can choose one to meet your needs.
- Each grip ball has two strengths, the strength squeezed from top to bottom is always 10lbs lower than that from left to right(See the marker to check the strength and direction).
- Using high elastic silicone, the grip ball it is comfortable to hold and durable, with quick and accurate recovery every time you squeeze it.
- With ribbed surfaces that massage your palm when you exercise your grip.
- The moderate hardness provides grip strength training for both men and women, athletes, musicians, office staff and students.
Specifications:
Name: Grip
Material: Food grade silicone
Product weight: 84g
Product size: 8*8*2cm
Instructions for use: grip training, etc.