Design: Waterproof DriDefense membrane nylon upper for reliable protection in snow and slush Lace up style for a secure fit Faux fur snow collar for added comfort Gusset tongue comfortably protects the foot In-Shoe Comfort: Fixed foam insulation keeps the feet warm Moisture wicking brushed nylon lining for comfortable all-day wear Removable, EVA footbed for cushioning and comfort Durability & Traction: INGROUND lightweight synthetic rubber outsole Flexible tread design for superior stability in the cold Additional Details: Comfortable down to -22°F Odor-eliminating, natural and non-toxic Cleansport NXT™ treatment Vegan-friendly Kamik Women's Hannah Lo Waterproof Winter Boots