DESC: Features organizer section for PDA, cell phone, pens, business cards, etc., interior zipper pocket for small miscellaneous items, zip-away mesh water bottle holder, battery pouch and detachable cell phone case that affixes to chest strap for quick access. Two cases in one- laptop case and carry-on upright integrated. Removable laptop shuttle protects laptops up to 15.4". Laptop interior dimension: 12" x 2" x 14". 2 separate compartments pack clothing for overnight trips or bring your laptop and documents with you. Separate compartment for shoes. Hide-away, adjustable backpack straps make it a comfortable carry while impact absorbent, recessed in-line skate wheels (constructed of high-grade polyurethane sealed ball bearings anchored to steel axles) make it roll with ease. Made of Tech-Lite Ballistic Nylon. Available Colors: Black, Silver.