Thera Band Hand Exercise Ball XL Black Extra Firm Crutch Accessories 17 1 2 to 19 1 2 length Otoscope Accessory 17 1 2 to 19 1 2 length Knee Hi * Natural * 30 40 mmHg * Large * Ankle Circ 10 113 8 Calf Circumference 12 1 2 18 1 8 * Beautifully sheer hosiery Durable long lasting * Sandalfoot styling * Gradient compression for relief and prevention of venous disease * Therapeutically effective sheer lightweight and fashionable * TheraBand© Hand Exercisers are specially formulated exercisers provided in a progressive sequence of five translucent colors and in two sizes *They're used for hand finger and forearm strengthening as well as hot and cold therapy *Progressive resistance in different levels of compression allow each exercise to be geared to the patient *Use the standard size hand exerciser for smaller hands and the extra large size for larger hands or for people who have limited hand mobility *Place a Hand Exerciser into the microwave or refrigerator for hot or cold use *Lbs of Force at 50% Compression: 17 lbs *Black XL