I'm selling this because I didn't use it this season(^^) NITORI N COOL / N-Cool Standard coolness, contact cooling Double-sided Duvet cover Size: Semi-double (170 x 210cm) Color: Blue Brand new, unused - Full-open zipper - 6 buttons - Slit Currently unopened, but to reduce shipping costs, I will open it, remove the cardboard, repack the cover, take measures to prevent water damage, and ship it via Yu-Packet Post. Please understand this before purchasing.