Sorel Women's Explorer Joan Boot The warmth of a winter boot meets the fit of a sneaker with the stylish Joan. Crafted with a combination of supple waterproof leather-and-suede and featuring a faux fur collar, this stylish boot can take you from city to cabin. With a slim silhouette that won't weigh you down, 100g insulation, and a molded EVA comfort footbed, you'll be walking on clouds all winter.