Shopkins Childrens/Girls Official Shopaholic Rotary Reversible Single Duvet (Twin) (Multicolored) 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. Single/twin bedding set with Shopkins branding. Size: (approx) 53in x 79in. Pillowcase: 20in x 30in.