LONG LASTING- Made of durable water resistant polyester fabric, with metal hooks and metal zippers to provide a sturdy and reliant using experience. It's perfect for professional office work, business travel, weekend getaway or school life. Its simplicity look can serve as a laptop carrying bag, laptop crossbody bag, shoulder bag, business bag for women. TSA FRIENDLY & ANTITHEFT- Convenient at checkpoint. A separate tech compartment with large opening design can make you quickly pass at airport security, also keeping your laptop, 12.9'' iPad and other tech gadgets tidy. Its metal anti-theft zippers will enhance the security of the computer bag. EXPANSION & MULTIPLE COMPARTMENTS- 17.1"L x 6.5''(up to 8.7'') W x 13"H; weight: 2.31 lbs. The expansion zipper makes it more flexible, the laptop briefcase can be transformed as a large duffel bag when necessary. Up to 4 compartments can meet all your needs well. The large tech compartment can fit up to 17-17.3 inch laptop. Two front pockets allow you to put daily necessities in an organized manner.The expandable document compartment can storage your A4 folders, magazines, clothes or umbrella. LAPTOP PROTECTION- The dedicated laptop compartment is fully padded with EVA foam. The laptop bag can offer the optimal protection for your laptop. You don't need to worry about your notebook getting crashed on the travelling. COMFY & ORAGANIZER POCKETS- Adjustable and "C" curve padded ergonomic shoulder strap relieves stress of shoulder; padded vegan leather handles offer light-weight carrying; luggage strap allows laptop office bag to slide over the luggage tube; and lost of organizer pockets aim to ensure a easy business trip or daily commuting.