【Professional Sports Protection】Integrated silicone components provide excellent shock absorption and cushioning effects, effectively reducing friction between the patella and meniscus during activities like mountain climbing and running, significantly lowering the risk of meniscus injury. 【Secure and Comfortable Fit】Featuring a wave-stitched edge design that closely conforms to the knee, with bi-directional adjustable compression. This enhances patellar stability and suits various leg circumferences, allowing easy wear and removal without taking off shoes. 【Premium Materials】Combines silicone anti-collision pads with high-quality breathable fabric, ensuring both excellent protection and breathability, allowing your skin to breathe freely during intense activities. 【Versatile Usage】Ideal for fitness, running, cycling, and various outdoor sports, providing reliable knee support and protection for active individuals. 【Lightweight and Portable】Weighing only about 30g, this knee brace is convenient to carry and wear. The 12mm thick silicone padding offers ample support while specifically reducing the load on knee tendons. Specifications: Materials: Spandex, Nylon, Polyester, Silicone Size: One size fits most Weight: Approximately 30g Dimensions: Length 21cm, Width (unfolded) 25cm Suitable Leg Circumference: 30 - 38cm