Material: Cotton flannel (printed surface), coral fleece (inner lining) Shoe size: women's shoes M size: US 5-8 men's shoes L size: US 9-12 Internal shoe size: Women's shoes M size: 27CM Men's shoes L size: 29CM. Semi-supported upper is suitable for most foot types.Please refer to the size description in the picture for details Product features: The sole is made of the material of the floor mat, which has good friction and wear resistance, and isolates the cold from the ground, ensuring that every step taken will be more stable and safe. Plush slippers are very suitable for wooden floor or tile floor, it will not damage the floor, light and no noise. At the same time, it is also very suitable for daily home use or as a gift. Applicable scenarios: Suitable for daily home use or as a gift, suitable for traveling by car, airplane, hotel, and indoor playing and learning. Washing instructions: hand wash or machine wash, do not bleach. Accessories description: send storage net bag.