Osklen vulcanized sneakers in recycled cotton canvas. re-design waste flag. by using recycled cotton in its collections, osklen prevents around 7.5 tons of textile waste from being discarded per year. osklen “made in brazil” silk print on the side of one foot. lace up design with cotton shoelaces. lining in 100% cotton twill and insole in bovine leather. flatform rubber outsole sewn to quarter in exclusive osklen design. made with a minimum of 10% recycled material.