EXTRA WARM! Ideal for winter wear in wet weather, the nubuck KEEN Anchorage III waterproof boots pair nicely with jeans or slacks and keep your feet cozy with waterproof membranes and lightweight insulation. Nubuck leather uppers are lined with waterproof and breathable KEEN Dry membranes. Made from charcoal bamboo fibers, 200g KEEN Warm insulation provides warmth where you need it most. Thermal heat-shield footbeds capture warmth Dual-density, compression-molded EVA midsoles and ESS shanks offer cushioning and lightweight support. Cleansport NXT™ technology helps prevent odors in the boots Snow-friendly soles with 4mm multi directional lugs offer grip to help keep you on your feet Temperature ratings are approximate based on high activity levels and can be affected by many conditions, including weather, wearer's activity level, fitness, metabolism, perspiration, circulation, exposure time, clothing and cold sensitivity.Best Use : CasualWaterproof : YesType Of Waterproofing : KEEN.Dry waterproof breathable membraneComfort Range : -35 degrees (C)Upper: Nubuck leatherInsulated: YesInsulation: 200g KEEN.Warm insulationMidsole : Compression-molded EVASupport : ESS shankOutsole ; Non Marking rubberWeight (Pair) : 870g