This messenger bag is made of thick durable canvas and PU leather for long-term use which it is heavy duty.It can protect your laptop and books entirely. | Multiple Pockets: Large capacity with various pockets that fits all of your stuffs you need.1 zipper pocket on the flap, 1 zipper pocket on the back, 2 side pockets, 2 slip pocket under the flap; Internal access to1 main zipper compartment includs 1 padded laptop compartment fits 15.6 inch laptop with velcro closure,2 slip pockets and 1 zipper pocket keep all things organized. | Comfortable Shoulder Strap & Handle: Shoulder strap of canvas messenger bag can be adjusted at the most suitable length. Padded handle and strap are also helpful to ease your fatigue and reduce shoulder stress during use. | Anti-theft Design: Laptop briefcase is designed with 2 strong buckles on the flap and a large zipper closure which is secure for all your valuables. The zippered pocket on back is close to user, ensure that valuables will not be easily taken away by thieves. | The external dimension of this briefcase is 17.7"L * 5.1"W * 13.7"H. Laptop sleeve dimension: 15.7"L * 10.2"W. Fits up to 15.6 inches laptop.It is a messenger bag which is good for college, business, work, travel, overnight, etc.(THIS ITEM IS NOT INTENDED FOR USE BY CHILDREN 12 AND UNDER.)

This messenger bag is made of high quality durable canvas, PU leather trim. Perfect Dimensions: 17.3 x 12.5 x 5.2 inches; Fits up to 17.3 inches laptop. | Multi-compartment:2 main zipper compartment with interior pockets for 2-3 days summer clothes you want to keep,6 front pockets with zipper can Convenient for carrying phones,keys,power bank,wallet etc, 1 back zipper pocket for detachable shoulder straps. | 3-in-1 Multi-Purpose styles: You could use it as messenger bag shoulder bag and Laptop backpack. Also the straps can be hidden when you use it as messenger bag and shoulder bag. | Roomy laptop compartment and accessory compartment.Special design laptop compartment with Telescopic belt provides more protection for your laptop. | Lightweight design is easy for carrying. The top grab handle offers quick grab-and-go style. Ergonomic design ensures the dispersion of gravity of the fulled bag.(THIS ITEM IS NOT INTENDED FOR USE BY CHILDREN 12 AND UNDER.)