SPORTSHEALTH Power Putty, Firm - DARK GREEN
... Power Putty is the most versatile hand exerciser there is to develop strong hands.
color is the firmest version of Power Putty, offering the most resistance
Made of a ... to relieve tension, improve circulation, and keep your hands healthy
Power Putty also comes in Soft
(light blue), Medium/Soft
), and Medium (dark blue) firmness levels