The Arctic Adventure boots are soft, supple, and slimming, designed to keep you warm even on the coldest winter days with a rating down to minus 30 degrees. They feature a true women's last for an excellent fit that looks and feels great. These lightweight wellies offer a tall, slimming look and a warm fleece lining. Constructed with 4mm CR Flex-Foam that adjusts to your foot's unique contours for a comfortable and stable foundation while resisting blisters and chafing. The upper is made of Neoprene, the lining is warm Fleece, and the sole is Rubber. Care instructions recommend cleaning with cold water and using rubber boot care products. Heel Height: 2.5 cm.