A protective case may comprise a first portion, a second portion rotatably coupled to the first portion at a first point, a latching mechanism configured to detachably couple the first portion to the second portion at a second point located opposite the first point, and a cable configured to retain at least one object within an interior portion of at least one of the first portion and the second portion. The at least one object may be at least one of a protective face mask and at least one replaceable filter.