Ikea Gaspa Duvet Cover and Pillowcases, Twin, Purple 100% Cotton Imported Sateen-Woven bed linen in cotton is very soft and pleasant to sleep in, and has a pronounced luster that makes it look beautiful on your bed The combed cotton gives the bed linen an extra smooth and even surface which feels soft against your skin Concealed snaps keep the comforter in place 310 thread count No optical brightener has been used