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. Our trail-focused approach guides every aspect of our business, from crafting perfectly fitting footwear to community involvement and environmental responsibility. Product Features: O FIT INSOLE - Designed to position your foot neutrally, featuring a high-density EVA sculpted arch for exceptional support.