Men's NIKE SFB B1 Boots With full-grain leather, the lightweight SFB B1 is designed for speed and flexibility over rough terrain. The flexible sole is equipped with an aggressive traction pattern and features sticky rubber for multi-surface grip and an internal rock shield to help prevent punctures. NIKE Air cushioning in the heel deliver high-performance comfort no matter where your adventure takes you. Features of Men's NIKE SFB B1 Boots Weight per boot: 14.4 oz. (men's size 9) Coyote brown authorized for wear with Operational Camouflage Pattern (OCP) uniform AR 670-1 and AFI 36-2903 compliant (coyote brown) Height: 8” Full-grain leather and nylon canvas provide durability and breathability NIKE Air cushioning in the heel equips you with comfort so you can focus on the journey ahead Dual-lacing zone integrates with a durable webbing system for enhanced stability and a locked-in fit Ventilation ports on the side help keep your foot cool Reinforced stitching and rubber at the toe add durability Foam midsole give you lightweight cushioning Internal rock shield helps prevent punctures and reduce pressure Rubber outsole with reinforced heel offers durable traction on a variety of surfaces Shallow flex grooves are anatomically placed to let your foot move naturally while preventing debris from sticking