Polycarbonate shell backpack ensuring the protection of stored items. Its main pocket offers an advanced security system to prevent theft. Additionally, it has a compartment for a laptop up to 15 inches and a convenient USB port for connecting an external battery (not included), allowing you to charge your mobile device on the go. It has a practical mesh side pocket, ideal for quick-access items, bottles, or other essentials. At the back, it includes a strap to facilitate its transport on a trolley luggage.