Non-metallic composite safety cap protects toes against falling and heavy rolling objectsATS lightweight forked shank for enhanced supportWaterproof PRO construction with an impermeable barrierFLX Foam midsole for lightweight cushion and reboundDurable, oil- and slip-resistant Duratread sole. With extended sizes and widths, roomier opening and deeper scallop to accommodate high insteps and wider calves, the Big Rig is built for every guy. Engineered for optimal all-day comfort and safety, this boot steps up to rigorous working conditions.