The item is a set of 4 in 1 multi-function large capacity mummy bag tote which includes a big bag a small bag a feeding bottle holder and a diaper changing pad. They are mainly made of durable waterproof soft microfiber and nylon materials and can be used to hold all babys daily essential gadgets while going out or traveling. The mummy bag tote is not only a handbag but also act as a shoulder bag or a messenger bag with the included adjustable shoulder strap. Therefore it is really a wonderful all-in-one mummy bag set for choice.