Consistency + commitment + quality = Nautilus Safety Footwear. This Steel Toe Waterproof Hiker Sneaker feature: mesh and action nubuck leather upper, steel safety toe cap, EVA and memory foam insole, EVA midsole for lightweight comfort, rubber oil-resistant outsole, bumper toe cap with abrasion wrap for durability, waterproof membrane construction with breathable membrane, moisture wicking lining for dry comfort, meets or exceeds ASTM F2413-11 impact/compression and electrical hazard ratings. Material: Mesh, Rubber.