Disney Childrens Jake & The Never Land Pirates Doubloons Duvet Cover Bedding Set (Twin) (Blue/White) Childrens bedding set with Jake and the Never Land Pirates design. Other design on reverse. One pillowcase. Size: Duvet Cover: Single- 53ins x 79ins, Double- 79ins x 79ins, Pillowcase - 19ins x 29ins. 100% Polyester.