Please note US sizes have been converted from European sizing. See size chart for European size equivalent. Vegan, organic cotton, made from Cactus. Content + Care Corn Vegan Napa: cotton coated + bio-based PU (29%/71%) (upper), Nopal Cactus with polyester backing (100%) (side stripe), Bamboo + Recycled PET (70%/30%) (lining), Recycled polyurethane and binder agents (93%/7%) (removable insole), Synthetic + natural rubber and fillers/additives (48%/10%/21%/21%) (outsole), Certified organic cotton Color: green