nylon FOR ALL YOUR BABY ESSENTIALS: You can now take with you everything your baby needs so you can have the best stroll ever! The baby diaper bag backpack contains bonus changing pad, is very spacious so you can carry all the essentials, such as diapers, clothes, bibs, baby food, rattles, toys, bottles, and blankets! NO MORE MESSY BAGS: Forget about the usual diaper bags that get bulky and messy. The backpack diaper bag has many pockets and compartments so you can stay organized at all times and be able to find everything you need within seconds without wasting time going through the diaper bag when your baby is crying. COMFORTABLE ALL DAY LONG: The backpack diaper bag is very lightweight and has an ergonomic design to evenly distribute the weight on your shoulders so you can carry everything without getting tired. The padded shoulder straps will keep you comfortable at all times and in case you get tired you can hang the diaper bag on the stroller. DURABLE AND CONVENIENT: The baby care diaper bag backpack is made with the best quality materials and with special attention to detail so you can enjoy maximum efficiency and convenience. The diaper bag is extremely strong and durable so that it can withstand any condition and last you for years to come. STYLISH DESIGN: Unlike most backpack diaper bags, this diaper bag backpack has a very modern and stylish design so you can carry it with pride and look amazing all day long. Its unisex design is perfect for moms and dads and the classic black color will look great with every outfit.