100% Waterproof. Muckskin Flexible Neoprene with Abrasion Resistant Rubber Coating.,Guarden Rubber Toe and Heel for Durability and Extended Wear. Breathable Mesh Lining Facilitates Air Circulation.,Dual Density Footbed with Memory Foam for Long Lasting Comfort. bioDEWIX Anti-Microbial Footbed Insert Topcover with NZYM for Odour Control and Moisture Management.,Lightweight Midsole for All Day Comfort and Support. Self-Cleaning Rubber Outsole for Optimal Traction and Reliability.,Shovel-Ready Nylon Shank for Added Underfoot Stability.