Outer covering: 72% polyurethane / 22% polyester / 6% cotton Nubuck outer covering: 100% polyester Embroidered side logo Lining: recycled plastic bottles Removable insole: recycled cork covered with recycled polyester Outsole: 30% recycled rubber Laces: 100% recycled PET * All our models are vegan, labeled PETA APPROVED VEGAN and certified OEKO TEX 100 (materials guaranteed to be free of toxic products for the body and the environment). DEFECT(S): The pair is stained. / There are small creases on the right shoe. / There are traces of glue on the left shoe. See photo(s)