Model: SphericaColor: greyFastening: lacingMaterial: outer part - genuine leather in suede finish Outer part 1 - textilessinsole - syntheticsWashing and maintenance: wipe with a damp cloth Specifications: Geox Respira technology - combines perforated sole and special breathable waterproof membrane Leather properties: Leather is a natural material of animal origin that has its typical properties, such as scars, pigment spots, abrasions or wrinkles.