Stick it in your locker. Cram it in your suitcase. Shove it in your glove compartment. The Timbuk2 Hidden Messenger Bag packs down and slides into its own tiny pouch, so you can always have a messenger bag on hand when you need one.
The Hidden Messenger is made with 70D Shadow ripstop nylon for lightweight durability. The front organizer pocket helps you stay organized and holds onto your keys, wallet, phone, or MP3 player, so you always know where the important stuff is. Timbuk2 also gave the Hidden Messenger an adjustable shoulder strap so you can wear it at your personal comfort level.
The Timbuk2 Hidden Messenger Bag comes in one size and is available in Blue, and Sorbet Green.