The Boppy Pillow 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. This Nursing Pillow is super-soft to the touch and has a special internal padding that supports the baby gently but firmly. It is machine washable and has a removable slip cover. Additional slip covers available separately. Boppy Pillow is also a cosy nest for baby.