Exterior coating: 100% recycled PET fabric canvas Antiperspirant inner lining: 100% polyester Removable insole: foam, 60% bamboo, 40% recycled polyester Outsole: 40% recycled rubber Laces: 100% recycled PET Embroidered side logo * 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).