Be ready to jump into every adventure with the insulated protection and comfortable fit of the Oboz Bridger 7" Insulated BDry winter boot! Waterproof nubuck leather upper. B-Dry waterproof breathable membrane allows vapor to escape your foot, but is impervious to water coming in. 200 gram 3M Thinsulate insulation for added warmth and protection against the cold. Lace-up system with metal hardware for a secure fit. Be ready to jump into every adventure with the insulated protection and comfortable fit of the Oboz Bridger 7" Insulated BDry winter boot! Waterproof nubuck leather upper. B-Dry waterproof breathable membrane allows vapor to escape your foot, but is impervious to water coming in. 200 gram 3M Thinsulate insulation for added warmth and protection against the cold. Lace-up system with metal hardware for a secure fit. Gaiter D-ring at vamp. Molded rubber toe cap and heel counter. Breathable textile lining wicks away moisture. O Fit Insole Thermal has a Mylare base layer to reduce heat loss, a felt wool top layer, low-density EVA pods, sculpted EVA arch support to keep the foot in neutral position, and a high-density EVA heel cup for natural support and cushioning. Dual density EVA midsole for stability and cushioning. Nylon shank for lateral and torsional flex control. Lightweight TPU chassis provides long term support, motion control, heel lock, stability and prevents stone bruising without inhibiting flex. Granite Peak outsole with winterized rubber and a pronounced lug pattern that reliably grips in cold climate conditions.