Our luxurious Yellow bedding has a back in Canary Yellow. 100% Organic GOTS certified Cotton Satin. All four sides with a Yellow colored border. The fine 400 thread count long cotton fibers will only soften over time, making this product something you'll want to keep for a long time. The fabric is produced in Portugal in a renowned factory, which has been spun and producing bedding since the 18th century. Both duvet covers and pillowcases are closed with a hidden zipper.