Lightweight boots with insert stocking. Recommended for wearing up to minus 30 degrees. Keeps your feet warm in all conditions. Material: elastic, frost-resistant, foamed PVC, 7mm thick. The product is equipped with a quick-drying felt stocking, which helps to effectively wick moisture away from the foot. The boot is waterproof. Equipped with drawstring cuff. The pair weighs only 800 grams.