Olympikys Urban Ast Unisex Sneakers "Reinforcing Olympikus' commitment to sustainability, the Urban model also integrates the casual category with a classic, modern and sustainable model. Its sole is made from TR material, for greater durability and stability. Its upper is made from Coverline Eco synthetic and has a clean and modern look, water-based graphic application of the Sustainable Seal. It also has a lining in recycled polyester fabric with sustainable foam, a Coverline synthetic tongue with a recycled pet yarn label and a shoelace in the same material. Its insole is anatomical , composed of waste from the company Vulcabras and recycled polyester fabric with water-based graphic application. It also has a QR Code that contributes to sustainability, reducing the amount of informative material about the sneaker." SOLE: TR SUITABLE FOR: Casual LINE: Casual ORIGIN: National Manufacturer Warranty against manufacturing defect PRODUCT WEIGHT: 317g Ref. no.35 (Product weight varies according to number)