Nautilus 1740 Carbon Composite Fiber Safety Toe Super Light Weight Slip Resistant EH Safety Shoe 75% Mesh/25% Leather Imported Rubber sole Mesh and Microfiber Leather Upper TPU 3D Graphics Overlay Nautilus Nano Carbon Fiber Safety Toe Cap. Meets or Exceeds ASTM 2413-11 Removable Triple Cushion Sock liner with Memory Foam EVA Midsole for Cushioning. Oil- and Slip-Resistant Rubber Outsole. No Exposed Metal to Meet Scratch Resistant Workplace Requirement