SAFE & CONVENIENT--Easy to use combination TSA code lock,quite safe to protect your valuable items inside,preventing them from stealing. External USB with convenient built-in charging cable, charge your phone and other electronic devices anytime and anywhere. Tips: POWER BANK IS NOT INCLUDED. | DURABLE & PRACTICAL--Abrasion-proof Oxford fabric material which resist scratches,cut.Plus high quality double sided metal zippers make close and open smoothly in any directions.Water repellent, as well as keep away from filth or dirt. Also suitcase strap on the back can easily attached to your rolling luggage securely for easier transport during business travel. | STYLISH & ORGNIZED--Minimalist style with sleek appearance, not bulky but easily show your taste. Lightweight casual notebook bag ,feel pleased to use. Independent pockets design with plenty of room: laptop pocket*2,large capacity pocket *1, hidden side pocket*1,shoulder pocket*1,back pocket*1. Put daily essentials and business suppliers well,effective use of large storage. | BREATHABLE & COMFORTABLE--Back side and shoulder straps come with breathable sponge mesh design, help you stay away from sweaty. Adjustable shoulder straps keep the backpack fixed on your body and offer your great back support. Also a simple and curved design top soft handle makes it a carry-on bag. | MUTI-OCCASIONS --A must for school supplies, travelling and hiking accessories and laptop accessories.Casual daypack suits college school, high school students.Fits 15.7 inch, 15 inch or 14 inch laptop, books, 4A file, binders, folders and other essentials of school and working. Also a functional practical gifts for father ,boyfriend ,boys ,girls ,teens ,students.