Laptop Backpack,TSA Friendly Travel College School Computer Daypack w/ USB Charging Port and Headphone Hole,Casual Hiking & Camping Rucksack for Men,Fit 15.6-Inch Laptop PREMIUM MATERIAL & LARGE CAPACITY: Made of weather-resistant, anti-scratch polyester fabric with high density nylon lining for lasting durability. COMFORT & ERGONOMIC DESIGN: Wide adjustable S-shaped shoulder straps reducing felt weight by securing the weight closer to your center of mass and minimizing uncomfortable weight shifts. ORGANIZED & SPACIOUS: Two main compartments for computers, ipad,books,folders,cloths; Front organizer pockets for your keys, writing utensils, pocket notebooks, chargers PRACTICAL & CONVENIENT: A padded media pocket with headphone cord port,External Micro-USB with set-in charging cable conveniently works with any electronic device anywhere; The lanyards on shoulder straps design for hanging sunglasses and small pendants.