The Rocky HAVOC commercial military collection is all about lightweight, durability, and performance. These GSA approved, uniform compliant (AR 670-1) boots feature a sidewall stitch construction and an aggressive 5mm lug rubber outsole with an internal EVA midsole. Experience comfort with full grain flesh out leather, a nylon upper, and the Rocky Air-Port footbed that delivers cushion and support with every step. If you are looking for a lightweight and durable uniform compliant military boot, check out the Rocky HAVOC. Aggressive 5mm Lug Rubber Outsole with Internal EVA Midsole 90 Degree Breasted Heel Lightweight & Durable Uniform Compliant (AR 670-1) 8 Inches in Height This product is intended for military use. Made with PFAS chemicals. Fiberglass shank Full Grain Flesh Out Leather with Nylon Upper Sidewall Stitch Construction RockyA(R) Air-Port(TM) cushion footbed GSA Compliant