Saola W's Yamba The new YAMBA low boots is the perfect combo between fashion and active styles. Made of all our sustainable materials, these super light low boots will keep your feet comfy all winter long.  We have added recycled wool type lining made of recycled PET for extra warmth to make it your perfect fall - winter go shoes.  Material UPPER:  Vegan leather: 40% recycled PET, 60% PU INSOLE:  Natural cork + BLOOM Foam  OUTSOLE:  Bloom Foam + natural rubber  What's Sustainable Vegan leather Recycled PET Natural rubber  Recycled wool type lining