【3-in-1 Travel Backpack with Detachable Laptop Bag】If you're in favor of one-bag business trip, this carry on backpack has got you covered. Featuring a removable laptop bag that fits up to 17" laptop, and well combined the size of a suitcase with the convenience of a backpack, it's easy for business professionals to switch between laptop backpack and travel backpack.【Zip Expansion to 40L Yet Still Carry-on Compliant】 Overpacker or not? This large travel backpack can be expanded from 28L to 40L via side expansion zippers, offering spacious space to hold 3-7 days' worth of clothes, toiletries, shoes and tech essentials. Even when packed to the max, it meets most popular airline carry-on requirements.【Thoughtful Organization to Save Your Energy】1- Roomy main compartment with full-open design for easy packing; 2- Dry & Wet separation for wet laundry; 3- Dedicated laptop compartment for computer and tablets; 4- Front vertical zip pocket for your need-it-quick essentials; 5- Back RFID pocket protects your cards and ID documents.【USB-A & USB-C Port for Effortless Charging】This carry on travel backpack is equipped with a USB power connectivity (integrated USB socket with charger cable), making it easy to keep you charged and stress-free on the move. 2-port design allows for 2 devices charging at the same time or you can even share with your friends. ( Power bank not included )【Ready to Go for Hassle-free Combination Travel】Stowable padded shoulder straps with adjustable sternum strap to relieve the weight of the load; Trolley sleeve for hands-free travel. With comprehensive function and elegant appearance, this versatile detachable backpack will definitely assure you a pleasant business trip or daily travel without any annoyance. Product Description Carry-on Compliant Size The backpack fits well overhead and underseat. Default Size: 13"*7.5"*17.7" Expand Size: 13"*10.5"*17.7" Laptop Size: 17" One-bag Business Trip Expandable design & Detachable laptop bag This carry on backpack integrates utility with classical design in pursuit of a modern work-from-anywhere and going-everywhere lifestyle. Featuring expandable large size, detachable laptop bag, well-considered organization, USB port and so on, it can pair with all-purpose trip for business or pleasure. Made from supreme high-density fabric offers a tough, abrasion-proof construction yet remains water-resistant and lightweight to withstand rough usage and heavy wear during all kinds for travel. Meets most airline carry-on requirements Breathable padded air-mesh back panel Reinforced water-resistant nylon fabric RFID pocket on back panel Key Tech Features Removable Laptop Bag The removable laptop bag fits up to 17" laptop, and it has dedicated compartments for tablet, cellphone and pens. USB-A & USB-C Power Connectivity Equipped with both USB-A and USB-C charging port, it's easy to keep you charged on the move. （Power bank not included） RFID Pocket The zippered RFID pocket protects your bank cards and biometric IDs from electronic pickpocketing. Key Travel Features Dry / wet Separation A particular large waterproof section with zipper closure is added to hold all your wet laundry. Expandable Design You can easily expand the travel backpack from 28L to 40L via side expansion zippers in a second. Hidden Shoulder Straps Stowable padded shoulder straps with trolley sleeve for hands-free travel, offering a flexible carrying experience Key Details Secure Sturdy waterproof zipper keeps water from seeping through to secure pockets and valuables on the go. Comfort Adjustable sternum strap can help distribute weight to reduce the pressure of your shoulders. Safe Keep your belongs secure and safe during traveling with this lockable zipper. （Lock not included) Convenient Padded top for comfort grab, making it easy to switch between backpack and suitcase. Track Page Views WithAuctiva's Counter