Color: Yellow Fastening: Velcro Specifications: Geox Respira technology - combines a perforated sole and a special breathable waterproof membrane Material:  outer part - genuine leather inner part - sheepskin insole - sheepskin Sole - synthetic Material type: genuine leather Leather properties: Leather is a natural material of animal origin, which has its typical properties, such as scars, pigment spots, abrasions or wrinkles.