VANGUARD® Running Shoe Sole Construction Upper Material – Sage Green Leather / Nylon Fabric GORE-TEX® Fabric Bootie Cushion Midsole – Polyurethane Outsole – VIBRAM® 360° Lug FIRE & ICE™ Compound Designed to Improve Traction Polyurethane Removable Insert Height – 8” (Standard Military Height)