Item Type: Knee Brace Material: Polyester, nylon Weight: Approx. 210g/7.41oz Size: S: Length: 27.5cm/10.83in Upper Width: 15cm/5.91in Bottom Width: 13cm/5.12in Leg Circumference: 30-35cm/11.81-13.78in M: Length: 27.5cm/10.83in Upper Width: 16cm/6.30in Bottom Width: 14cm/5.51in Leg Circumference:35-40cm/13.78-15.75in L: Length: 27.5cm/10.83in Upper Width: 17cm/6.69in Bottom Width: 15cm/5.91in Leg Circumference: 40-45cm/15.75-17.72in XL: Length: 27.5cm/10.83in Upper Width: 18cm/7.09in Bottom Width: 16cm/6.30in Leg Circumference: 45-50cm/17.72-19.69in Package List 2 x Knee Brace 1Premium Fabric: Flexible, breathable, stretchy, 3D fabric technology and dual elastic bands, the knee pads provide a personalized fit and compression. 2Relief Knee Pain: Knee pads reduce pressure and swelling in the knee, allowing you to get back to your favorite sport faster. 3Knee Protection: The knee pads reduce inflammation and swelling, prevent blood build up, stimulate blood flow and promote faster muscle recovery. 4Comfortable to Wear: Thicker than other knee protectors to provide extra reinforcement without sacrificing comfort ,so you can wear them all day long 5Wide Application: Knee brace is used for running, track, running, cycling, weightlifting, sit ups, soccer, basketball, volleyball, skiing, tennis, hiking, weightlifting and yoga.