Soft hand exerciser ball for improving grip strength, increase dexterity, and mobility. Can be used hot/cold therapy. Help improve fine motor skills. Alternative to hand putty or stress balls. Sold by the each.
X-Large: 2″ wide by 3.5″ long
Resistance levels: (resistance measurement is pounds of force at 50% compression)
3 lbs. (red soft), 5 lbs. (green medium), 8 lbs. (blue firm), 17 lbs. (black extra firm)