Power Putty is therapy putty designed for use by individuals with disabilities of the hand or the fingers. This silicone putty material is available in the following coded coded levels: extra soft, soft, medium soft, medium, or firm resistances for exercising fingers, hand and thumb when squeezed or stretched. Each resistance is available in two, four, or six ounce containers or in one or five pound containers. Also available is a sampler with two-ounce containers of each resistance. COLOR: Extra soft is pink, soft is light blue, medium soft is light green, medium is dark blue, and firm is dark green.