This backpack is made of high-quality nylon material, making it durable enough to handle whatever shenanigans you get up to. Plus, it's roomy enough to hold all the things you probably don't need but want anyway. You know, like that extra lip balm or your lucky sock. Spacious, sturdy, and sweet alternative to the traditional backpack Bag measures 15" x 19.5" Made from 100% polyester woven fabric