1Fully wrap your knees, elastic and great fitment, providing comprehensive protection. 2It can protect your meniscus and reduce distortion, easing the lateral dislocation. 3Provide ligament protection, reducing the distortion and preventing your foot from changing direction when landing. 4Adopt high quality fabric for good breathability, keeping your knees comfortable. 5Internal non-skid silicone in the upper end to increase the friction with your legs.