Boot Height: Approx. 6'' Tall. Upper: Waterproof Tumbled Oiled Full-Grain Leather. Construction: Goodyear Storm Welt. Lining: Spacer Mesh, Thoro>dri Waterproof System, Blood-Borne Pathogen Compliant. Insole: Polyurethane Removable Footbed/ Special EVA Cushion Flex. Midsole: Compression Molded EVA with Impact 300 Gel Heel Insert. Shank: Engineered Composite. Outsole: GEN-flex 2 Dual-density Rubber. Heavy-Duty YKK Side Zipper with Velcro Closure.