CanDo® Theraputty® hand exercise material is the standard in resistive hand exercise material. Each color-coded putty has a different consistency ranging from XX-Soft for strengthening the weakest grasp to Extra-Firm for developing a stronger grip. Available in convenient easy-to-open plastic containers (2, 3, 4 and 6 ounce) for individual patients to use at home and a choice of larger containers (1 and 5 pound) for the hospital or clinic. CanDo® Theraputty® material is gluten, latex and casein free. 2 oz. - Yellow - X-Soft.