Introducing the world's first bunker boot with a kevlar midsole. Amazingly lightweight and exceedingly tough. Features the new slip-resistant Vibram Fire and Ice outsole that performs at both temperature extremes; a featherlight, puncture-resistant midsole; a Kevlar/Nomex upper for unheralded fire-resistant protection; CROSSTECH® protection from Gore® and stitchdown re-soleable construction. Union-made in the USA.