1The inside and outside of the protector brace have a hinge dial for adjusting the straightness and bending angle of the knee. 2It adopts high-grade imported materials, durable, breathable and comfortable, easy to wear and adjust. 3It can be used to fix the knee joint between 0 and 90 curvature, and support protective bending and stretching between 0 and 120. 4Limit the design of double-axle hinge and double-sided angle limiting plate. Push and pull the lock switch by hand, adjust the bending and stretching angles, increase or decrease 15 (0-120) each time. 5It can be used as protective fixation after operation. It can adjust the angle according to individual needs, control knee movement and allow flexion and extension within a certain angle.Features: The inside and outside of the protector brace have a hinge dial for adjusting the straightness and bending angle of the knee. It adopts high-grade imported materials, durable, breathable and comfortable, easy to wear and adjust. It can be used to fix the knee joint between 0 and 90 curvature, and support protective bending and stretching between 0 and 120. Limit the design of double-axle hinge and double-sided angle limiting plate. Push and pull the lock switch by hand, adjust the bending and stretching angles, increase or decrease 15 (0-120) each time. It can be used as protective fixation after operation. It can adjust the angle according to individual needs, control knee movement and allow flexion and extension within a certain angle. Specification: Condition: 100% Material: Aluminum Alloy Wear Method: Hanging Buckle Applicable Height: Approx. 145-200cm / 57.1-78.8in Length Range: Approx. 51-65cm / 20.1-25.6in Package List: 1 x Knee Brace 1 x Instruction Manual 1 x Blue Storage Bag Note: Please note that the color of this product lining will be sent randomly, and make sure you will not mind before ordering.