Insoles made with Bloom Algae technology use sustainable algae biomass without compromising durability or comfort. Oboz ACT (Adaptive Cushioning Technology) Impact Midsole leverages Intelligent PU to create lightweight midsoles for a variety of footwear with long-lasting durability, support and rebound for optimal comfort. Constructed using high tenacity fiber technologies, weight for weight, CORDURA fabrics are exceptionally durable There's no denying feet sweat and trails can get muddy. There's also no denying the ability of Oboz's proprietary waterproofing system, B-DRY, lets sweat escape while keeping moisture out. The foundation of a mountain town respectable shoe quiver, a good pair of work pants breaks just right over this waterproof low top hiker. Sypes Low Leather keeps it honest with sustainable materials and a build that answers the call of the trail.