The Backpack Duo gives you 2 stylish bags in one. A zip off mini and a large baby bag all in one. The bag comes complete with a soft, plastic backed changing mat for those on the move changes and a insulated bottle compartment to help keep your baby's bottle warm or cool. You will be comfortable with the padded adjustable backpack straps and waist straps. Easy to convert the mini unit into a changing bag, just clip on the detachable shoulder strap. Suitable for use from newborn.