SECOND GENERATION PROTECTION. DA PAM 670-1 compliant, the Nike SFB Gen 2 8" Leather is a lightweight tactical boot designed for speed and flexibility over rough terrain. Inspired by Nike Free technology, the flexible sole is equipped with an aggressive tread pattern for multi-surface traction and an internal rock shield to help prevent punctures. Benefits Full-grain leather and nylon canvas provide durability and breathability. Dual-zone lacing integrates with a durable webbing system for enhanced stability and a locked-in fit. Foam midsole gives you lightweight cushioning. Metal screen vents on the medial side help keep your foot cool. Reinforced stitch and rubber at the toe add durability. Internal shank in the heel adds stability. Rubber outsole with reinforced heel strike zone 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. Sawtooth design at the arch enhances grip for fast roping. Product Details DA PAM 670-1 compliant Outsole inspired by Nike Free technology