1.The external size is 36 * 27 * 3cm, and the internal size is 34.5 * 25.5 * 2.5cm, suitable for 13.3 inch laptops. 2.Adjustable shoulder strap; luggage strap allows briefcase to slide over the luggage tube. 3.A separate tech compartment with large opening design can make you quickly pass at airport security, and three pockets keep your tech gadgets tidy. 4.Made of durable water resistant Oxford cloth fabric, with metal zippers to provide a sturdy and reliant using experience. 5.It's for professional office work, business travel, weekend getaway or school life. Its quilted look can serve as a shoulder bag, office bag, laptop carrying bag, laptop crossbody bag, business bag for women. Materials: Oxford clothLining texture: nylonColors: grey, black, Pink, navy blueSize: 13.3 Inch/ 34.5* 25.5* 2.5cmWeight: about 350gOpening method: zipperPackage content: Laptop bag * 1, shoulder strap * 11.The external size is 36 * 27 * 3cm, and the internal size is 34.5 * 25.5 * 2.5cm, suitable for 13.3 inch laptops. 2.Adjustable shoulder strap; luggage strap allows briefcase to slide over the luggage tube. 3.A separate tech compartment with large opening design can make you quickly pass at airport security, and three pockets keep your tech gadgets tidy. 4.Made of durable water resistant Oxford cloth fabric, with metal zippers to provide a sturdy and reliant using experience.  5.It's for professional office work, business travel, weekend getaway or school life. Its quilted look can serve as a shoulder bag, office bag, laptop carrying bag, laptop crossbody bag, business bag for women.