Description: Function: Stabilize and support the joint, make you stay active every day. Injury Recovery: Suitable for knee pain and discomfort, knee fatigue, patellar instability, meniscus Tear. Material: Made of durable and breathable compression fabric, high-elastic and snug. Cormfortable: The knee brace using 3D knitting cutting technology, fiber cross-section covered space, can absorb sweat quickly and keep cool and comfortable. Application: Suitable for all sports activities that involve a great amount of stress on the joints, such as basketball, running, walking, gym workouts, exercise, cycling, dancing, and etc. Specification: Material: Nylon, Silicone Size Chart: M: Upper width 16cm/6.30inch, Lower width 12cm/4.72inch, length 44cm/17.32inch Recommended leg circumference 35-40cm/13.78-15.75inch L: Upper width 17cm/6.69inch, Lower width 12.5cm/4.92inch, length 46cm/18.11inch Recommended leg circumference 40-45cm/15.75-17.72inch XL: Upper width 18cm/7.09inch, Lower width: 13cm/5.12inch, length 48cm/18.90inch Recommended leg circumference 45-50cm/17.72-19.69inch Package Includes: 1 Piece Knee Support Brace Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!