VANGUARD® Running Shoe Sole Construction* Upper Material - Tan Leather / CORDURA® Nylon Fabric Steel Toe - Meets ASTM F2412-05 and F2413-05 Standards Lining - None Cushion Midsole - Polyurethane Outsole - Rubber, VIBRAM® Sierra Polyurethane Removable Insert Height - 8" (Standard Military Height)