Leather sourced from a tannery that achieved a Silver Rating from the Leather Working Group (LWG). SKU: #9242198 Always be ready for every winter event with the SOREL® Tivoli™ IV cold-weather boots. Waterproof suede and PU coated leather upper. Traditional lacing with D-ring hardware for a secure fit. Features a faux-fur collar, 100g Thinsulate™ insulation and a microfleece lining to keep the cold out in the most frigid temperatures. Outdry™ waterproof breathable membrane construction keeps out the wet elements. Microfleece topcover over an EVA footbed provides cushioning, warmth, and support for all-day comfort. Rubber midsole offers added comfortable support. Molded rubber outsole offers excellent traction that you need in the slick terrain. Imported.