ITEM NAME:Watermelon Shaped Hand Wrist Exercise Stress Relief Squeeze Soft Foam Ball liau Watermelon Shaped Hand Wrist Exercise Stress Relief Squeeze Soft Foam Ball liau #aucsearchbutton #aucsearchbutton:hover { cursor: pointer;.1 x Squeezing ball. Squeeze Ball that will make you relaxed your hands. It made of Foam PU. Exercises to strengthen the finger knuckles without injury. Do it to help relieve strained. The balls are also useful in the relief of stress.