Cool Grey Snug Knee Support w/ Gel Pad & Spiral Stays is designed for prevention of knee injury and provides good stabilization for injury knee during walking, running, and climbing. It adopts most advanced Germany flat knitting technique features one panel knitting structure, 3-dimension shape, 4 ways stretch, even compression and allow free ventilation. It can snugly fit  body contours and provide  maximum comfort. The gel pad provides good protection and massage effect for the knee joint and muscle. Applying high frequency welding technology allows perfect fit.