The SafeTGuard Knee Support designed for use by individuals with arthritis and other disabilities of the knee. Made of three-layer NeoPerf perforated neoprene, this support has a flow-through vented design that controls excessive heat and moisture. The support has an open patella, an outer fabric layer, a breathable perforated inner layer, and a moisture-wicking terry lining. Straps above and below the knee provide adjustable compression. SIZES: One size fits all.