Resistive Exercise Putty - Blue (Extra Firm)
Now there's a convenient color-coded exercise putty. OPTP's Resistive Exercise Putty is made from a new, non-hardening silicone formula that won't leave a greasy residue on your hands. OPTP's Resistive Exercise Putty is manufactured to the highest quality standards for controlled, consistent density. Comes in 3-ounce air-tight resealable containers. Non-returnable. Please use with care around fabrics as colors can stain.

Keywords: Resistive Exercise Putty, Exercise-Putty, non-hardening, OPTP, 43B