Disney Princess Childrens/Girls Official Cinderella Duvet Bedding Set (Twin) (White/Baby Pink) Please note: This product is a UK import, this duvet cover supplied is slightly smaller than the standard US duvet size, it will fit but the duvet may fold at the edge when covered. This is not a comforter but a cover for a duvet. Girls single/twin bedding set with reversible Disney Princess Cinderella design. Size: (approx) 53 x 79in. Pillowcase: 20 x 30in.