ECBC Hercules &mdash; Travel Backpack for a 16" Laptop Computer: TSA Friendly Quick-Open Laptop Section, Black (K7102-10) TSA-FRIENDLY LAPTOP FASTPASS SYSTEM: Unzip your bag at airport security and lay on conveyer, thats it. No more grey buckets. STORE UP TO A 16 INCH LAPTOP: At 18.4 x 7.1 x 12.1 inches and a 20 liter capacity, The Hercules is a middle sized ecbc standard backpack, where you can also keep your iPad, Kindle, and Surface tablet devices safe & secure. Capacity include side pockets. HIGH QUALITY CONSTRUCTION: Made from Durable Outdoor-Tested Kodra Nylon: Resists tears and abrasions with a water resistant coating. EFFICIENT DESIGN: Ultra protective laptop section, water resistant YKK sealing zippers, super smart pocket system for critical accessories. GREAT FOR PEOPLE ON THE GO: Expandable bottle holder holds up to a 9x4x4 Nalgene bottle.