Our products are woven from cotton yarn. they are ranforce class. there are 57 wires in cm2. in the product set: 1 duvet cover (160 cm x 220 cm) 1 bed sheet (160 cm x 240 cm) 1 pillowcase (50 cm x 70 cm) wash the products by turning them upside down at 30 degrees. do not use bleach. do not dry in the dryer. do not keep them wet in the machine. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.