Muck Boots Muck Boot Arctic Adventure Wellington Boot The Arctic Adventure is soft, supple and slimming. Rated to minus 30 degrees, they are warm enough for the coldest winter day. The boots use a true womens last to create an excellent fit that looks and feels great. Material Content: Neoprene, Warm Fleece, Rubber Washing Instructions: Wipe Clean Boots Style: Wellington Heel Height: No Heel Lining: Textile Sole: Other Materials Upper: Other Materials Womens Shoes Fitting: Standard Lightweight wellies Tall Slimming Look Warm Fleece Lining 4mm CR Flex-Foam EVA Midsole for Added Comfort CR Flex-Foam adjusts to the unique contours of your foot to create a comfortable and stable foundation while resisting blisters and chafing