Airguard? and coated Airguard? waterproof nylon manufactured by Texland "Total Opening" frame with resistant waterproof 8mm coil zippers Double density EPE foam laptop sleeve Ergonomic nylon shoulder straps with patented shoc-absorbing padding 2 removable buckles to exchange the side of the strap A4 documents compartment Fit also standard size of books Accessories pocket Mobile phone pocket Passport pocket Secret zipped cash pocket Fits 14'' laptop