This classic waterproof mid is as comfortable on backpacking trips as it is walking the dog. With large mesh vents for added breathability, the proven B-DRY Waterproof membrane, a supportive heel cup designed to shave weight and asymmetrical collar for comfort. Oboz proprietary insole is what they'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. The Sawtooth Midsole is great for everyday, whether it's on the AT or your local trail. Featuring a duel-density EVA midsole that provides cushioning and stability and a nylon shank that gives added support under foot. The Sawtooth Outsole is a thru-hiker cult favorite and classic, 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.