Fluffy and stretchy box sheet, perfect for keeping you warm in the winter, fits both semi-single and single beds (3 sheets) Material: Polyester fiber. Elastic band all around Made in China Specifications: Fits both semi-single and single beds. We have prepared warm bed sheets perfect for cold winters. Especially suitable for cold regions such as Hokkaido. Limited stock, available while supplies last. Discount available when purchasing 4 or more! Take advantage of the bulk purchase and get a great deal! Thank you.