This FBI-Fabco Trolley backpack has multi-compartment design, a fully-padded laptop space that fits most laptops , a media pocket , smooth rolling corner-mounted wheels, a hideaway telescoping handle, Air mesh padded shoulder straps, and a primary padded back panel. It has a side pocket for keeping suitable stuff and bottle. Features: Large, front-load main compartment and Multi Pockets Cushion padded Laptop Space which can hold most of the laptop sizes. Large, zippered front compartment has organizer with media pocket, multiple open pockets, and key fob Zippered accessory compartment Smooth-rolling, corner-mounted wheels Single-tube telescoping handle stows inside a protective zippered compartment Open side pocket holds water bottle or other gear Corner guards and rub rails protect bag from abrasion High Quality Push Button Trolley System Warranty - 3 years Fabric- Nylon. The trolley handle can be easily protected inside when one is using the shoulder straps for carrying the bag.