[Room Innovation Department] Pink backpack for girls: A main laptop compartment holds a 15.6-inch laptop, as well as 15-inch, 14-inch and 13-inch Macbooks/notebooks, books and everyday necessities. A front zippered pocket provides dedicated space for your iPhone, pen, keys and wallet - this pocket allows you to quickly find what you need. There is a pocket on each side for drinks, water bottles and umbrellas. [Comfort] Adjustable and detachable shoulder straps, the length can be adjusted to suit your height and body shape. A comfortable, ventilated back design with thick, soft, multi-layered ventilated padding provides maximum back support. Breathable and adjustable shoulder straps reduce pressure on the shoulders. [Quality Guarantee] Reinforced shoulder straps: The backpack's shoulder straps are reinforced to prevent breakage or unraveling. [USB charging port design] Children's backpack: The backpack has a USB charging port and headphone jack on the outside, which makes it convenient to charge and listen to music when you walk. Note: This package cannot be powered independently; please bring your own power bank.