Features: Name:High elastic compression knee pads Specifications: 2pcs Material: Polyester, Lycra Moisture wicking, elastic compression Thigh fit, thermal protection Size:Length Upper circumference,Lower circumference,Suitable for weight M:52cm 33-41cm 17-25cm 65kg or less L: 53cm 35-43cm 19-27cm 75kg or more XL: 54cm 37-45cm 21-29cm 100kg or less 1. Moisture wicking athletic stretch sleeve keeps your muscles warm thus maintaining the right temperature and flexibility. 2. Improve circulation to protect muscles from future injury, and provide support for athletes with a previous injury. 3.Keep muscles warm thus maintaining the right temperature and flexibility which boosts performance. 4. Reduce leg and knee pain symptoms swelling 5.Provide protection against bumps, scrapes, and UV rays. 6. Help you get relief from shin splints symptoms pain and provide muscle stabilization , reduces muscle vibration and fatigue. 7.Increased blood transport to muscles over the entire length. Note: Manual measurement may have 1-2cm error, please prevail in kindincludes:2x Knee Pads