A unique zip-in system keeps the duvet secure on the bed with the toddler safe underneath it. It makes it impossible to kick the duvet off and makes it almost as hard to fall out. The pillow is fixed in place and the whole thing secured to the bed with a clever elastic holder. 100% premium cotton and has poppers that work with Gro Duvet popper system to prevent the duvet slipping down inside the duvet cover. Set comprises of bed in a bag set. Bed in a bag set includes a duvet cover and a fitted sheet with integrated pillowcase. Machine washable. Cotton. Suitable for tumble drying.