THERA-PUTTY 4 OZ MED-FIRM GRN LUMEX • Non-hardening silicone putty recommended for strengthening finger, hand and forearm muscles • Available in 4 oz (113.4 g ) sizes • Available in fold-out retail display kit designed to attract your customers to purchase • Available in extra-soft, soft, medium soft, medium firm, and firm • Each density is a different color for easy identification