Material:100% 600D High Density Polyester, 100% Polyester Lining Dimension:(18.11 x 13.0 x 4.92)” Large main compartment with padded laptop compartment Flap with velcro and quick-release buckles closure Zipper front pocket under flap Discreet easy access back pocket Urban classic messenger "Aron 83607-01 Black by Caterpillar CAT. Collection 2018. Padded carrying handle with trolley handle pass through function Adjustable shoulder strap with removable padded shoulder pad Brand CAT SKU CA310SP0778N0NAFAMZ-246773 Model ARON