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.
Standard: 2″ diameter
Resistance levels: (resistance measurement is pounds of force at 50% compression)
1.5 lbs. (yellow extra soft), 3 lbs. (red soft), 5 lbs. (green medium), 8 lbs. (blue firm), 17 lbs. (black extra firm).