Model: Adacter Colour: Black Fastening: lacing Specifications: brogue embellishment, Geox Respira technology – combines a perforated sole and a special breathable waterproof membrane Material:  Outer part - cowhide Inner part - polyurethane Inner part 1 - Textile insole - polyurethane Outsole - synthetics Skin properties: Leather is a natural material of animal origin that has its typical properties, such as scars, pigment spots, abrasions or wrinkles.