Wolverine EPX™ PC Dry Waterproof Boot. Waterproof leather upper with Wave Mesh with Wolverine PC Dry Waterproof Membrane. Molded PU PeakFLEX™ Anti-Fatigue Footbed. Polyurethane Midsole. Slip Resistant Rubber Lug Outsole. Nylon Shank. Direct Attach Construction. Composite Toe version is rated ASTM F2413-05 M I/75 C/75 EH. Wolverine Waterproof footwear keeps moisture out with waterproof leathers and seam sealling or waterproof liners.