This men's waterproof boot is designed with our GreenStride™ comfort sole, which is made of 75% renewable materials like sugar cane and Responsibly Natural Rubber. Designed for traction and support, this boot features premium Better Leather from a tannery rated silver for its environmental practices, as well as eco-conscious ReBOTL™ fabric in the lining, which contains at least 50% recycled plastic. GreenStride™ comfort sole made of 75% renewable materials, including sugar cane and responsibly sourced natural rubber Upper in premium nubuck Better Leather from a sustainable tannery rated silver by the Leather Working Group for its water, energy, and waste management practices Seam-sealed waterproof construction Durable ReBOTL™ fabric lining containing at least 50% recycled plastic Lace-up style Rubber outsole for grip