Gore-Tex® internal bootie membrane is waterproof, windproof and highly breathable, allowing for maximum comfort during a wide range of activities Waterproof leather and ripstop upper 10 mm UGGplush wool-blend lining provides insulating warmth and is temperature-rated to -25°F (-32°C) Lace-up front Cuffable collar for custom look Dual heel pull tabs for easy on-off Removable cushioned polyurethane foam footbed Sugarcane-blend midsole Vibram® Icetrek outsole for improved grip on very cold, icy or snowy surfaces Made in Cambodia