It is 100% cotton. the yarn is dyed. it has been washed with a special washing technique. the duvet cover and pillowcase have wooden buttons. set includes: duvet cover 160x220 cm / bed sheet 160x240 cm / pillowcase 50x70 cm (1 piece)machine washable at max 30 degrees. no bleach. medium temperature it can be ironed at warm temperatures. it cannot be dried in the machine. more than 100 stocks are offered 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.