Inspired by Nike Free Technology, the Nike SFB Gen 2 GTX 8" Boots takes lightweight, waterproof functionality and combines it with speed and flexibility needed for challenging conditions. These tactical waterproof boots feature an aggressive traction pattern at the sole for multi-traction grip and an internal rock shield to prevent punctures. The dual-zone lacing system integrates a durable webbing system for enhanced stability and a locked-in feel while its sawtooth design at the arch provides additional grip. On top of that, these tactical boots have flex grooves that are anatomically placed to allow your foot to move naturally while preventing debris from sticking. 200G Thinsulate insulation GORE-TEX inner sleeve provides waterproof protection and breathability. Polishable synthetic leather and nylon canvas provide durability and airflow. Dual-zone lacing integrates with a durable webbing system for enhanced stability and a locked-in fit. Foam midsole gives you lightweight cushioning. Internal rock shield helps prevent punctures and reduces pressure. Rubber outsole with reinforced heel strike zone offers durable traction on various surfaces. Shallow flex grooves are anatomically placed to let your foot move naturally while preventing debris from sticking. Sawtooth design at the arch provides additional grip. Removable sockliner Heel pull tab Mfg Number: 922472-002.