Blue travel backpack, perfect for carry-on luggage and equipped with compression straps - PetersonTriple internal structure guarantees clear organization.Possibility of expanding the depth.Suitcase compartment with stabilizing straps and a mesh divider.Secure space for a laptop up to 15.6".Organization section with separate space for pens, small accessories, and keys.Waterproof pocket Front.Integrated USB port for charging devices while traveling.3D Mesh carrying system.Compression straps and rear suitcase holder. A thoughtful choice for school.This model is an excellent option for students – both for everyday activities and school trips. It will accommodate notebooks, books, art supplies, and additional accessories. The appropriate capacity means everything will have its place.Adjustable depthAn element that increases practicality - the ability to increase the depth from 15 to 25 cm. The zipper system allows you to easily adjust the backpack's volume to your current needs – without affecting its proportions or carrying comfort.Compartment opens like a suitcaseMain compartment folds flat. Inside, there are stripes to stabilize the contents and a mesh zippered pocket.The space holds a set of clothes and accessories for a multi-day trip.The compartment has a shape similar to a classic cabin suitcase.Compartment for laptopA separate, rear compartment holds a laptop or tablet up to 15.6 inches. The 40 x 26 cm space is lined with soft material and additionally closed with an elastic strap with Velcro.Access to your equipment is quick, and its position is stable even when moving with a full luggage.* Note: Before purchasing, check the dimensions of your device and compare them with the size compartments.Organizational SectionThe front of the backpack features an organizational compartment. Thanks to the well-thought-out arrangement of compartments and accessories, each item has its own permanent place, and access to it is quick and convenient – without having to search through the entire contents of the backpack.Compartment Includes:2 compartments for a phone, wallet, or power bank,2 pen slots,practical clasp for keys.Additional mesh pocketIn the same compartment there is also a large mesh divider - designed to hold A4 documents, a thin binder or a cosmetic bag. Transparency material makes it easier to quickly locate the contents. Front pocketsThe top pocket on the front of the backpack is lined with a waterproof coating - dedicated to cosmetics, hygiene products, items exposed to contact with moisture.Below is a second pocket that closes vertically, without additional waterproof protection – perfect for quick access to thin items: boarding pass, documents, glasses.External USB portOn the side of the backpack is a USB port – thoughtfully integrated into the design, without intrusive markings. Inside, there is a cable for connecting a power bank, allowing you to charge your phone or other device without having to open the backpack.Carrying comfortStrap construction and The back panel is made of a contoured 3D mesh, ensuring airflow and comfort during extended wear.The top of the backpack has two handles – one of which is additionally padded.The shoulder straps are equipped with a height-adjustable chest strap and practical rings to which you can attach items such as a headphone case.Strap for attaching to a suitcaseThere is a wide strap on the back panel that allows the backpack to be securely mounted on the handle of a cabin suitcase. This solution relieves the burden on your shoulders and makes it easier to move around airports or train stations.Compression StrapsSide compression straps allow you to tighten the backpack when it's not completely full. They help maintain a compact shape and prevent the contents from shifting during storage. traffic.