Danner Men's Kinetic 8" Side-Zip GTX Work Boot 100% Leather and Fabric Rubber sole Ankle-high work boot with full-grain leather and ripstop nylon upper featuring waterproof and breathable GORE-TEX liner Polyurethane footbed for ultimate comfort Polyurethane midsole provides support Nylon shank.To reduce the weight of the boot, we combine our smooth, full-grain leather with incredibly strong ripstop ballistic nylon. This durable upper is completely polishable. Kinetic outsole with multidirectional lugs for superior traction Insulation Non-Insulated