Losts and reasonable storages: One main compartment with sponge laptop layer, ok to put 14 inch laptop, velcro tape to close laptop tightly, and for better protection. Large capacity of main compartment, except laptop, no problem to put notebook, pen, umbrella, water bottle ect. To meet the daily use of travel or business trip. Front zipper pocket, convenient for cards and some other small supplies. Two side pockets on both sides, easy to put water bottle and umbrella. 

Convenient USB design:  USB interface with built-in cable design, great convenience for charging your electronic devices via connecting your own power bank.

Multipurpose backpack: Top quality nylon fabric and comfortable widden padded shoulder strap, fits for daily use at school, collegue, business trip and travel, workable for men, women and students. There is maganic button, easy to open the bag and do secure the content inside. Main compartment with two way durable zipper, provide smoothly using experience.