Trekking over muddy terrain and the occasional mountain stream requires an extra layer of water protection. Tread confidently with the Sawtooth II Low B-DRY Waterproof with the added comfort of its ankle-friendly asymmetrical collar, breathable mesh vents and a redesigned heel counter to take you the distance, however far that might be.O FIT Insole(TM)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 industrySawtooth MidsoleDual-density EVA, nylon shank - Great for the everyday, whether it's on the AT or your local trail. Featuring a dual-density EVA midsole that provides cushioning and stability, and a nylon shank that gives added support under foot.Sawtooth OutsoleA thru-hiker cult favorite and classic Oboz outsole, built to be versatile, flexible and supportive. The map molded in the bottom of the outsole features the Sawtooth mountain range near Sun Valley, Idaho.B-DRY WaterproofThere'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.Rubber Heel CounterThese counters help shoes maintain a snug, comfortable heel hold over time. Asymmetrical CollarThe tongue and asymmetrical collar were designed to comfortably articulate with female ankle motion, accommodating for the unique ankle bone locations that are often unaccounted for in women's footwear design. Large Mesh VentsFeaturing large mesh panels to let feet breathe easy. Upper: Waterproof nubuck leather & highly abrasion-resistant textile, rubber heel counter, Oboz B-DRY waterproof/breathable membraneConstruction: Board lastedMidsole: Dual-density EVA, nylon shankHeel Rise: 15mmWeight: 17.4oz/493g (M9 A 1/2 pr)