Ikea Klanglilja Duvet Cover and Pillowcases, King, White 55% Lyocell, 45% Cotton Imported Sateen-Woven bed linen in lyocell/cotton is very soft and pleasant to sleep in, and has a pronounced luster that makes it look beautiful on your bed Lyocell keeps you dry and comfortable all through the night, because it absorbs and transports moisture away Concealed snaps keep the comforter in place 207 thread count No optical brightener has been used