Sipping straws are confined in discrete envelopes while advancing in a single file of spaced-apart straws through a wrapping station. The joining wall has a bore hole and at least one opening in the wall itself and at least one opening from the bore hole into at least one of the expansion chambers positioned between the proximal and distal faces of the baffle. The video assets may comprise fragments of various types of video content. The constraining device substantially constrains a wearer’s metatarsal-phalangeal joints from movement when exercising. The lens housing is automatically rotated about a rotating axis of the lens housing by means of the lens cam assembly when the lens housing extends from the lens cam assembly.