Absolutely one of the finest bags out there. Current DATA: Volume: 21L Weight: 3.5 lbs (1.575 kg) Dimensions: 18.5” (H) x 12” (Base) x 6” (D) (47 x 30.5 x 14 cm) Shell: Dimension-Polyant’s X50, bottom of pack 1050D ballistic nylon Interior: Fully lined in Challenge’s UltraGrid Dark Chili Reinforced carry handle with leather wrap Zipper: YKK TPU Coated Reverse Coil #10 and #8; *bottom front zipper is #8 RC Leather zipper pulls Webbing: Multi-column (aka car seat) Main compartment: The front wall has our 2 zippered pockets design (top fabric, bottom mesh) The back wall holds the padded & suspended laptop and tablet sleeves. The back wall has a single layered PALS row at the top to allow use of Matroskya and other pouches. Laptop Compartment: While the laptop sleeve is part of the main compartment, it is sealed off,thus creating its own compartment with access only via the top quick access zipper that's behind the carry handle. This seal is hook & loop and can adjusted +/- 0.5" to lower a slightly small or larger opening (front to back). Tested to fit up to a current 16" MacBook Pro. Front pockets: The front organizer compartment has 2 sleeve pockets with a large loop field and a zippered pocket above it. The loop field is sized to hold existing Type 1 & 2 organizers and any hook & loop compatible pouch. Alternatively, you can slip one of our Sliders in there. Top front quick access pocket Bottom stealth pocket with lip covering reverse coil zipper