The Oboz Women's Sapphire 8IN Insulated B-Dry Boot is a warm boot for all things winter. Hikes, shoveling driveways, Snowball fights and into town for errands and lunch with friends. When your feet Are dry and warm, you can do it all, so trust the B-DRY waterproofing and 3M Thinsulate Insulation to keep you protected through the winter days. Plenty of height to keep Snowdrifts and deeper Snow out, plus a rubber Outsole with plenty of grip in Snow and slush. Features of the Oboz Women's Sapphire 8IN Insulated B-Dry Boot Fit TIP: Length runs True to size. Lower volume with a sculpted mid-foot and a women's specific forefoot & toe box. O Fit Insole(TM) Thermal: Our proprietary insole is what we're known for. Molded to match the specific shape and construction of every pair we make, this purpose-designed Technology delivers the kind of Fit, feel and Performance that's unmatched in the industry. These thermal insoles feature an insulated top sheet for warmth and a Mylar bottom sheet to reflect heat back to your foot, keeping toes nice and cozy. Swiftcurrent Midsole: Our Women's specific Swiftcurrent Midsole provides incredible durability, stability and comfort. The women's specific cushioning EVA Midsole combined with a TPU chassis and ESS plate in the forefoot, which helps prevent stone bruising without inhibiting flex. The cold weather-specific Outsole Features our winter rubber that grips in a variety of conditions. Swiftcurrent Outsole: The Swiftcurrent provides incredible durability, stability and comfort with lugs that provide ample traction strolling down Main Street and enough grip under foot to lead you on the trail. B-DRY Waterproof: There's no denying feet sweat and trails can get muddy. There's also no denying the ability of our proprietary waterproofing system, B-DRY, lets sweat escape while keeping moisture out. 3M(TM) Thinsulate(TM) Insulation: Unmatched Density of microfibers traps warm air in to keep you toasty even on the coldest days. Molded Heel Kick: Kick back and relax, without getting your hands dirty. Our molded heel kicks means muddy boots can take a hike, hands-free