Description: With high density knitted fabric, this arm guard is comfortable and breathable. In addition, it is ergonomically designed to fit the elbow without loosening or tightening and is comfortable to wear. Featuring elastic support and compression protection, these elbow pads wrap tightly around the elbow and hold the elbow joint in place to avoid scraping and straining the elbow during exercise. It is made of high-quality nylon and spandex material. There are 4 sizes for you to choose from. It is suitable for a variety of sports and fitness, such as dancing, cycling, basketball, football, and running. Item Name: Knitted Elbow Pad Material: Nylon, Spandex Features: Ergonomic, Good Elasticity, Comfortable Fit Size Details: S, Suitable Size: 20-25cm(Approx.) M, Suitable Size: 25-30cm(Approx.) L, Suitable Size: 30-35cm(Approx.) XL, Suitable Size: 35-40cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Knitted Elbow Pad