1. An organizer having a housing and a closure key, wherein the organizer is flexible; the housing comprises a top, a bottom, two long sides and two short sides, wherein a first long side has two or more lateral openings that extend from the first long side to a second long side and through the bottom of the housing, and wherein at least a first short side has a longitudinal opening that extends the length of the housing and through the two or more lateral openings; and the closure key comprises a tongue and a stop, wherein the tongue of the closure key inserts into the housing through the longitudinal opening until the stop of the closure key contacts the first short side of the housing.