It is made of 100% cotton yarn, there is absolutely no polyester blend. the set consists of 6 pieces in total. package includes: striped duvet cover (200x220 cm), flat sheet (240x260 cm), 2 flat pillowcases (50x70 cm), 2 striped oxford pillowcases ( 50x70 cm) suitable for double and king size beds. the products are of export quality. there is less than 5 stocks to be sold at the campaign price. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.