This is a plain pillowcase from the Mono series by IKS COLLECTION. ◎ Although it is an unused item, there is a faint stain, about 2 cm, on the corner of the back that looks like tape residue. This stain appears to be washable, so it should not be a problem for normal use. ●IKS COLLECTION [Mono] Pillowcase Blue Grade B Item Envelope closure Size: 43×63 cm [Product Name] Mono [Material] 100% Cotton, 200 thread count broadcloth, both sides [Color]: BL Blue (close to gray) Envelope closure Made in Japan Manufacturer's Suggested Retail Price for Grade A Item: 1,800 yen (excluding tax) *The package has been opened for photography. This is a new, unused item, but it has been stored for a long time.