Danner Men&rsquo;s Vicious 4.5&rdquo; Plain Toe Work Boot 100% Leather and Fabric Imported Rubber sole Shaft measures approximately 8.5" from arch Heel measures approximately 1" Platform measures approximately 0.75" Durable, waterproof leather upper with abrasion-resistant heel cap GORE-TEX waterproof, breathable lining Cushioning PU footbed Dual-density EVA cushioning and shock absorbing midsole offers additional durability on the outside edges with shock-absorbent cushioning on the inside for more comfort and support underfoot Vibram Vicious oil-and-slip-resistant outsole offers superior indoor and outdoor traction with a low-profile 90 heel Electrical hazard protection ASTM F2892-11 EH