An ideal knee brace for sports or daily use. Using custom-fit compression, this snug joint support stays put with non-slip grip — no sliding or folding. The breathable, copper-infused material is anti-bacterial and odor blocking. Silica gel for padded fit. Copper-infused Polyester, Spandex, Nylon, Silica Gel. Machine wash cold. Imported. Choose Regular (knee circumference 12"-16½") or Large (16"-20½").