This men's winter boot is made with sustainably-sourced Better Leather and eco-conscious ReBOTL™ fabric made from recycled plastic. The padded leather collar has faux shearling on the inside for extra warmth and comfort. The seam-sealed construction on this boot provides waterproofing, and Anti-Fatigue technology is incorporated into the removable footbed. Made with premium nubuck Better Leather from a sustainable tannery rated silver for its water, energy, and waste management practices Durable ReBOTL™ fabric faux shearling, made with at least 50% recycled plastic Waterproof seam-sealed construction Padded leather collar Footbed with Anti-fatigue technology for shock absorption and energy return Steel shank for foot arch support Rubber lug outsole for grip