USB CHARGING PORT DESIGN: Backpacks for men with built-in USB charger port outside and charging cable inside, this 15.6 inch laptop backpack offers you a more convenient way to charge your phone while walkingDIMENSIONS: The external dimensions of this laptop backpack is 18x12x7.8 inches / 45x30x19.8 cm applies to most slim laptops up to 15.6 inch. Recommended age range: 5 years old and upFUNCTIONAL & SAFE: Computer backpack with hidden anti-theft pocket on the back to protect your items and easy to take them out. The back of the backpack is designed with a luggage strap so you can secure the backpack on the suitcase. Suitable for work trip camping outdoor. Best Father's Day Gift Mother's Day GiftMANY POCKETS & MULTI COMPARTMENT: Pocket more than 15, the main compartment of our travel backpack can hold 15.6 inch laptop, binders folders, clothes and college items. Front compartment with pockets for mobile phone and keychain etc. Make accessories organized and easy to find. Special laptop rucksack for commuter men womenCOMFORTABLE & STURDY: Breathable and adjustable lightweight fabric shoulder straps reduce the weight of this travel backpack. Our business work backpack is stylish even when full of packed. Relieve shoulder stress for a long walk. Foam padded top handle for a long time to carry