Model: Classic Ultra Mini Boot Colour: Black Fastening: without fastening Heel: no heel Material properties: warm Material:  Outer part - genuine leather inner part - wool Inner part 1 - recycled polyester Inner part 2 - Tencel outsole - ethylene vinyl acetate (EVA) Material type: genuine leather, wool Sustainability: the product is made from a special Repreve® fibre that is obtained from recycled plastic bottles