The front backpack has a pop pop popper design, which can effectively relieve stress, Bright colors & cute design are suitable for kids. Adjustable straps to comfortably fit both small girls & big girls. It's not only a stress relief push popper fidget toy, but also can use it as a pop backpack, pop purse, shoulder bag or pop fidget toy to hold tablets, snacks, books, stationary, tiffin, bottles and other belongings, Mini backpack with adjustable strap for kids, Lightweight and easy to carry. The pop fidget bag are made of high quality of Synthetic & Silicon. The size of this pop backpack for girls & boys is 19*9*23 CM, Perfect for Kid, Multifunctional use for Kindergarten, Outdoor, Trip, Travel, Picnic, Birthday Party etc. match most clothes. Durable and easy to clean, not easy to damage, kids have a good time playing without worrying.