About This OUR PILLOWCASE SET HAS EARNED THE GOOD HOUSEKEEPING SEAL - Premium Set of 2 King Pillowcases (21" W u00D7 40" L): Simple open-end design (4u201D hem) with slip-on convenience, no zippers or flaps. This Light Grey shade is a soft, pale grey with a delicate cool undertone u2013 not warm or yellow-toned. These pillow cover