The Oboz Sawtooth Ascent is a rugged, versatile hiking shoe designed to tackle trails. With its durable construction, superior grip, and cushioned support, it&';s built to withstand the elements while keeping your feet comfortable on long treks. Whether you&';re navigating rocky paths or exploring untamed wilderness, the Sawtooth Ascent hiking boot delivers reliable performance and protection every step of the way. O FIT InsoleA(R) 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. B-DRY Improved B-DRY lining adds increased waterproofness & breathability, and uses recycled materials. ACT Midsole Engineered for versatile performance comfort, our proprietary base ACT cushioning system is a compression molded EVA formulated for all-day wearability - providing a cushioned ride that is adaptable on varying terrains. VibramA(R) XS-TREK EVO Outsole VibramA(R) XS-TREK EVO rubber is a versatile, yet technical, compound that guarantees quality performance for multisport and outdoor activities, providing the wearer optimal traction on a variety of surfaces and terrain. Technical Specifications Width Standard Width - Men&';s standard width is C in the heel and D in the forefoot (according to Brannock DeviceA(R)). Patterns and materials in a given model may influence fit. We always recommend trying our footwear on to ensure the best possible fit. Volume Standard - Medium-High volume feet tend to be wider with higher arches and insteps. Upper Material Suede LWG Gold Standard Leather Breathable, abrasion resistant mesh Action PU toe cap and heel stabilizer B-DRY Waterproof Membrane Rolled collar lining Weight 16.8 oz./476 grams Heel Drop 8 mm