The foundation of OCA Premium Leather is the natural rubber outsole, stitched to the LWG-certified pebbled leather upper for ultimate durability and unmatched style. Designed with you in mind, the custom made our insoles with bio memory foam to provide all-day comfort and support. Cariuma is committed to planting two trees for every pair of sneakers they sell. Their work starts in the Brazilian rainforest, where only 12.4% of the forest floor remains following widespread urbanization and agricultural logging. With the goal of restoring biological diversity in this essential biome, they plant over 120 tree species, based on what’s native to each site.