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. A proprietary rubberized EVA that adapts to varying terrain. This unique blend of dualdensity, lightweight cushioning system provides the wearer a high level of energy efficiency and a softer heel strike landing zone. Our proprietary Trail Tread outsoles feature more than just a rubber compound. Combining end-use driven design elements with specific rubber formulations, our Trail Tread outsoles are engineered to meet the variable demands of different environments and trail conditions. You'll adore Oboz's new Sawtooth X Mid Waterproof. They've enhanced the beloved original with a grippier outsole, new Adaptive Cushioning Technology midsole for a smooth stride, and updated styling, elevating it to the 'x' level. UPPER - Oiled nubuck, Cordura.