Model: Rancho NegroColor: blackHeel: without heelFastening: no fasteningSpecification: OrthoLite®insole Sustainability: material from recycled PET bottlesMaterial: cowhide, recycled PET bottles, recycled polyester, rubberWashing and maintenance: wipe witha damp cloth Skin characteristics: Leather is a natural material of animal origin that has its typical characteristics, such as scars, pigment spots, abrasions or wrinkles.