Let your child bring their favorite animal to their first school experiences with our Colby Critter Backpacks. Designed for young children, this colorful bag features adjustable shoulder straps for a comfortable fit and is easy for young hands to unzip. DETAILS THAT MATTER Made from 100% nylon. Lined with 150-denier 100% polyester. Yarn-dyed fiber has incredibly rich color that holds its vibrancy over time. Mini backpack has 8 units for 500 ml recycled plastic bottles and small backpack has10 units for 500 ml recycled plastic bottles. All backpacks have adjustable straps that are contoured and padded to ensure a comfortable fit; padded back panel adds extra cushioning. Exterior straps hold a Colby lunch bag (sold separately) securely in place. Features adjustable straps with SP webbing. Exterior pocket features a YKK zipper with nickel finish.