Featuring an 8mm neoprene bootie with fleece lining wrapped in layers of soft rubber so your feet will stay warm and dry in the most extreme conditions. Standard Fit Waterproof Sole Has No Anti-Static Properties Sole Not Liquid-Resistant 100% Waterproof 8mm Neoprene Bootie for Comfort and Performance(5mm Mid) Cool Weather Lining: Soft, Insulation, Light-weight, Performance Materials for Warmth and Comfort Extended Rubber Coverage Rugged Spandura Upper for Durability Lightweight Midsole for All Day Comfort and Support Standard Fit Waterproof Sole Has No Anti-Static Properties Sole Not Liquid-Resistant 100% Waterproof 8mm Neoprene Bootie for Comfort and Performance(5mm Mid) Cool Weather Lining: Soft, Insulation, Light-weight, Performance Materials for Warmth and Comfort Extended Rubber Coverage Rugged Spandura Upper for Durability Lightweight Midsole for All Day Comfort and Support