The 12 ° incline helps to relieve discomfort associated with colic and reflux. Dense memory foam for maximum comfort and support. Crafted from hypo-allergenic, soft and breathable fabrics. Removable cover with zipper. Provides relief for babies whose sensitive skin is easily irritated as pressure points. Filling: 100% polyurethane foam, Face cover: 35% cotton and 65% polyester.