Tumi Alpha Bravo Nathan Backpack Modern and versatile, this Nathan backpack is ideal for daily commutes to work or school, and for travels that take you further afield. Zipper expansion allows for extra room when needed, and a multitude of organizational pockets for everything from your laptop to you phone ensure you can easily pack it all in and carry it in comfort. Alpha Bravo brings you rugged yet refined pieces that will take you from the office to the outdoors and beyond. This backpack was purchased three years ago and has slight wear. Please look at the image of the bottom of the backpack. This is in a Graphite Gray color Offers welcome and encouraged!