PU material outside and thermal fleece material inside， windproof and waterproof. This pair of shoe cover will keep your feet warm in cold weather when cycling. <br> <br> <strong>Features:</strong> <br> PU material outside， windproof and dustproof. <br> Thermal fleece material inside to keep your feet warm. <br> Non-slip band on the top of shoe cover makes it more fitting to shoes. <br> Elastic band on the bottom of shoe cover for a better adjustment. <br> With full length zipper on the back， easy to put on and take off. <br> <br> <strong>Specifications:</strong> <br> Material: 90% Polyester + 10% spandex <br> Item size: 1#（39-41）/ 2#（42-44）(optional) <br> Item weight: 96-103g / 3.39-3.63oz <br> Package size: 19 * 15 * 3.5cm / 7.5 * 5.9 * 1.4in <br> Package weight: 109-116g / 3.86-4.08oz <br> <br> <strong>Package List:</strong> <br> 1 * Pair of Shoe Cover