【Expandable Airplane Backpack】Expanded size: 48 x 32 x 29 cm (45L).

【180° Backpack Opening】The backpack's main compartment can be opened 180°, like a suitcase, which is convenient for quickly and easily organizing your belongings and allows for efficient division of items. In addition, you can quickly get through airport security.

【Backpack with Laptop Compartment】With two front pockets, a spacious main compartment, and a specially designed padded compartment for laptops up to 17 inches, this backpack offers plenty of space. A side mesh pocket is ideal for water bottles or umbrellas, while an anti-theft pocket on the back provides extra security.

【3 Carrying Options】Use as a backpack, travel bag, airplane-approved backpack, or cabin bag. With two handles on the top and side of the cabin backpack, it can be carried both vertically and horizontally. The luggage straps on the back allow you to attach your cabin backpack to your suitcase, freeing up your hands and shoulders.

【Comfortable Backpack and USB Ports】Professional ergonomic backpack made of breathable mesh with comfortable shoulder straps. The work bag is stain and abrasion resistant and is also water repellent (light rain).