Features Fits Notebooks Up To: L 15.5 in; W 10.5 in; H 2.5 in Exterior Dimensions: 16 in x 21 in x 9 in (fully expanded) Superior SafetyCell? computer protection compartment Padded pockets for CDs, PDA and Files Media Pocket for MP3/CD Player w/ headphone SoundPort Cool-Mesh(tm) ventilated back panel Detachable cell phone pocket Heavy-Duty Duraflex(tm) fittings EZ-Access ticket pocket Reflective safety stitching 1680-denier ballistic nylon Lifetime manufacturer warranty