Your cold-weather commute just got a little better with the toasty The North Face® ThermoBall™ Utility boot.This brand is a member of the Sustainable Apparel Coalition.Protective, waterproof leather with water-resistant, 100% recycled P.E.T. quilted ripstop nylon. Lace-up closure. Lightweight ThermoBall insulation helps retain heat, even in wet conditions. Textile footbed.Durable TNF Winter Grip® rubber outsole with temperature-sensitive IcePick® lugs for exceptional traction in cold-weather conditions. Waterproof construction.Compression-molded EVA midsole.