Fun and Easy Hand Strengthening Tool Unique soft feel Hand Exerciser ball set for rehabbing and strengthening hands, effective for all hand sizes. Great for increasing flexibility, range of motion, fine and gross motor skills and relieving arthritis pain, can be heated or cooled for hot and cold therapy relief and is easy to clean with soap and water. Ideal training product for rock climbing, bodybuilding, golf, tennis, squash, racquetball as well as piano, guitar and other musical instruments. The softer yellow and red models are a non-messy alternative to hand putty, stronger models are a far better option than standard stress balls or other hand strength devices. 2" diameter ball series offers between 1.5lbs & 8 lbs. of force at 50% compression, Yellow, Red, Green, Blue, with exercise instructions. ARTG Number: 286784
