Dedicated placement for notebook, digital projector, cables, files, business cards and pens. Room for power supply, battery, MP3, headphones, memory cards and more. Ergonomically enhanced "fatigue free" back panel and shoulder straps for a cool and comfortable fit. Removable protective sleeves for notebook and projector with elastic siding offering flexibility and easy access. Made with polyester based Matte Twill Nylon, PVC backing, Neoprene-like trim and Semi Polyurethane base for a professional look and protection for valuable technology.