Black Rubber upper Rubber sole 100% Waterproof, Fully Lined With 3Mm Neoprene For Flexibility Hand-Laid Rubber Upper For Easy-To-Clean Durability 3Mm Built-In Footbed For Underfoot Comfort Steel Shank For Structural Support Slip-On Chelsea Style Pull-Tabs For Easy On And Off Muck Boots Derby Neoprene Bootie Wellington