Features： 1、Adjustable Design: The leg circumference is adjustable, and the thighs, knees, and calves have straps. 2、Soft Comfortable: The sponge fits the skin, is soft and comfortable, does not rub against the skin, and has a long service life. 3、Lightweight Steel Plate Supports: With lightweight steel plate supports, medial and lateral supports are adjustable. 4、Easy To Wear: Hook and loop fastening makes it easier to wear and keeps your legs straight without bending. 5、Uses: For knee and leg immobilization, can be used for knee sprain, patellar dislocation, postoperative recovery. Specification： Item Type: Knee Immobilizer Material: Composite Cloth + Sponge + Steel Plate Product Size: ( Manual Measurement Has 1 to 3cm Error) S: Length: Approx. 50cm / 19.7in, Calf: Approx. 39cm / 15.4in, Thigh: Approx. 56cm / 22.0in M: Length: Approx. 56cm / 22.0in, Calf: Approx. 41cm / 16.1in, Thigh: Approx. 59cm / 23.2in L: Length: Approx. 60cm / 23.6in, Calf: Approx. 43cm / 16.9in, Thigh: Approx. 63cm / 24.8in Use: for Knee Sprains, Patellar Luxation, Postoperative Recovery and Other Mild to Severe Knee and Leg Injuries Package List： 1 x Knee Immobilizer