Silicone Material: The exercise grip ring balls are made from premium silicone, suitable for smoosh, squeeze, stretch and pull with no odor, no stains, no edges, no noise. It will immediately return to round shape
Ring Dimension: Outer radius-77mm, height-18mm in diameter.Ergonomically design fits for all hand sizes: perfect for men, women, seniors and teens. The stress relief balls offer resistance and fills your hand. Give it a good squeeze to get it to compress.Built your hands strength up.
3 Different Levels: Green-30 lb, Blue-40lb, Orange-50lb, work stress out in different ways with multiple options, from beginner to advanced, home or gym. easy to hold but hard to grip.
These stress exercise balls help promote a sense of calm, reduce stress, anxiety and can increase focus / attention. Sports such as Tennis, Basketball, Boxing, crossfit and especially rock climbing can benefit from better grip strengthener
Exercise your hands and forearm from anywhere, whether you are at home, work, walking, in the car or doing your favorite sport as the rings are lightweight and easily portable.

Technical Details

Width : 0.7 cm
Length : 0.7 cm

Product Details

Product Dimensions
Width : 0.7 cm
Length : 0.7 cm

Package Dimensions
Width : 7.01 inch
Height : 0.98 inch
Length : 9.02 inch

Item Weight: 1.12 ounce (View shipping rates and policies)
Shipping Weight: 4.8 ounce (View shipping rates and policies)

ASIN : B01N9EVBKU