Timbuk2 Convertible Tote Timbuk2s answer to the age old question, Messenger or Tote? Can be worn two ways: as a messenger or a tote. Has a detachable strap for the messenger configuration. Foldable top allows for expansion. Memory adjust True Fit cam buckle eliminates daily fit adjustments. Just unclick the cam, put the bag over your shoulder, and lock the cam back in for a perfect fit every time. Disguised zipper entry allows you access to the main compartment without moving the flap.