The Grobag first duvet bedding set is an all in one duvet cover, bottom sheet and pillow case set, that has been cleverly designed to make it easier for little ones to move from a cot to a first bed. To help to prevent your child from rolling out of bed, the duvet cover is attached to a fitted bottom sheet with specially placed zips. The zips make sure that your little one does not kick off the covers in the night as they get used to their big bed. The Grobag first duvet bedding set will help make the transition form a little cot to a bigger bed much more fun and easier. Design Features:- Poppers in the corner of the cover attach to poppers on the Grobag First Duvet (available separately) to help keep the duvet in place. Side zips keep bedding in place and prevent your child from falling out of bed. Pillow case is attached to bottom sheet to keep it in place and to stop your child?s head going underneath it (pillow not included). Reversible slider zips can be opened from inside or out. Fitted sheet is fixed securely with an elasticated pocket that goes right under the mattress. Fits cot bed with a duvet size of 120cm x 150cm and a bed size of up to 70cm x 140cm. Made from 100% cotton.