Made of environmental durable neoprene type material that is not abrasive against your child's skin, It also repels light water. Made by neoprene as diving material. So if the outside gets wet, everything inside of the backpack stays dry. It is very soft and lightweight. The super lightweight makes your kids easy to carry around. The padded shoulder straps are also adjustable, making them comfy for little shoulders. Multi-Use Front Pocket, Offering easy access, the zippered front pouch is the ideal place to stash snacks, The Roomy main compartment holds all the supplies your preschooler might need. The preschool backpack where fun meets function,Whimsical details and durable materials make this the perfect toddler backpack for on-the-go Zipper closure, Padded and Adjustable Comfy Straps, Lightweight, Elastic and Soft Preschool bag, Can be used for toys, snacks, lunch, kids' books, crayons or school supplies. A Perfect Backpack For Toddlers Headed To Preschool Or Daycare.Features Include Roomy Main Zipper Pocket, Handle, Adjustable Shoulder Straps. Perfect For Preschool, Daycare, Hiking And Day Trips. The cartoon backpack is a best gift for ages 1-5 years old kids. Specification: Material: Neoprene Size:As The Picture Shows Suit for: 1-5 years old children Package included: 1 X Backpack Note:1.Please allow little color difference due to different camera or different screen display.2.There maybe 0.5-2 inch difference due to different measurement. Size is for reference only, there may be a little difference with what you get.3.If you think the Backpack is little Smelly, Please do not worry, Our products possess the fine quality, besides its very safe and reliable to use,It's the smell of neoprene material itself, Just held up in the wash and Air dried it.