[Pressure Band and Adjustable Velcro] Features an extended support strap for the knee patella. With high elasticity and consistent compression, the adjustable design allows you to customize the fit for optimal support. The open and adjustable sizing ensures the knee brace stays securely in place, offering enhanced stability and reduced shifting compared to similar products. [Comfortable and Breathable] Made from high-quality polyester fiber, this knee brace is skin-friendly, odor-free, and features a mesh design for improved airflow. The inner fabric is soft and in direct contact with the skin, providing sweat absorption and breathability to help prevent irritation. Offers excellent shape retention and delivers comfort and support during daily or athletic use. [Stable Support] Equipped with hidden soft elastic support stays on both sides of the knee, designed to help distribute joint pressure during activity. Provides targeted compression and support to help protect against strains, sprains, and meniscus injuries. Helps relieve discomfort associated with ACL, LCL, MCL, tendinitis, and knee arthritis. Offers supportive assistance during movement. Ideal for use during exercise or recovery from sports-related injuries. [Comfortable Ergonomic Design] Designed based on the natural curvature of the knee and leg. Features a left and right knee-specific design for a more ergonomic fit, offering improved comfort and support from all angles compared to generic knee braces. [Size Chart] S: 29-37cm, M: 33-41cm, L: 37-45cm. Please measure the leg circumference 4 inches above the center of the knee.