Product Descriptioncando Theraputty Hand Putty Is The Leader In Resistive Hand Exercise Material. Available In Six Color-Coded Resistance Levels, Cando Theraputty Has Different Firmnesses Ranging From Xx-Soft For Strengthening The Weakest Grasp To Extra-Firm For Developing A Stronger Grip.Squeeze, Pinch, Stretch Or Twist Cando Theraputty Using A Variety Of Different Finger, Hand And Wrist Resistive Exercises To Strengthen Hand Muscles, Improve Fine Motor Skills, And Decrease Stress. Just A Few Groups This Product Is Ideal For Include: Physical And Occupational Therapists, Golfers, Tennis Players, Musicians, Weight Lifters, Children, And The Elderly.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, 5 And 50 Pound) For The Hospital Or Clinic. Cando Theraputty Material Is Gluten, Latex And Casein Free.Manufacturer Contact Information1-800-431-2830