SCHOLL Diego - 3M2537112 (Tan), 3M2537404 (Black)Upper: SyntheticLining: SyntheticInsole: Bioprint Injection Phylon FootbedOutsole: Rubber BioPrint Technology is an innovation that is designed to support every foot shape, including toes, paws and heels Helps distribute weight to support pressure Easy to clean, fast drying Wide, soft, light, comfortable to wear