Our luxury hospitality comforter with a delightful twist—angled bottom corners that can be tied together with your choice of ribbon to create a beautifully finished look for your bed. The cosi corners comforter comes assembled in a perfectly fitted cosi corners duvet cover in your choice of queen or king size. This special comforter arrives packaged in its own cotton storage bag made with 235-thread-count, 100% cotton in white with a zipper closure and handles. cosi corners tassels available to purchase separately.