Description Wear what the pros wear. The Diamond Pro OTC is the best Performance Baseball sock on the market, thanks to a durable polyester blend for added breathability and extra thick padding to maximize impact protection. Features Over the Calf Height Nylon Blend Medium Cushioning FRESHTEK™ MOISTURE & ODOR CONTROL Performance Cushioning Channeled Air Cushioning Engineered Ankle Protection Seamless Toe Closure Performance Mesh Fit and Fabric 72% nylon, 20% polyester, 5% combed cotton, 3% elastane