100% CottonThese LOVE Ellen DeGeneres 100% cotton 300 thread count printed percale sheet sets are enzyme washed for added comfort, making them the perfect base to any bed.The set includes 1 flat sheet, 1 fitted sheet (fits mattresses with up to a 15" height) and 2 pillowcases, so it's ready to go right out of the box. Of the available prints, Ellen designed a love script stripe patter, a dog repeat pattern, a stripe with micro hearts, and an all over word repeat print reminding you to always share "love."