Boppy has scientifically studied ergonomic shape to ensure mother and baby breastfeed in exactly the right position. The “Miracle Middle Insert”, is an exclusive insert that guarantees a snug and secure fit which adapts to the shape of every mum, and it will not deform however often you use it. The exclusive internal padding and the “Miracle Middle Insert” guarantee that Boppy will keep its shape over time. Boppy is super-soft to the touch and has a special internal padding that supports the baby gently but firmly. The Boppy is machine washable and has a removable slip cover. Layback 0 months+ Cozy Relaxing Nest – After feeding, Boppy can also be used to allow baby to relax in a comfortable, slightly raised position which reduces the change of regurgitation. Tummy time 6 months+ Nest to help baby crawl * Boppy helps babies lying on their tummies to develop co-ordination skills and strengthen the muscles when learning to crawl. Sit up support 9 months+ Nest to Sit up In – Boppy will give baby confidence when learning to sit up.