Male ornament variation in a sexually dimorphic seabird with variable male mating success

A device and method for the packaging and distribution of sample products to consumers along with a publication, whereby said product samples are enclosed within product sample holders and inserted into a rectangular tube made of transparent plastic material having at least one planar surface. The planar surface of the rectangular tube is then secured against the square binding of a magazine or publication by means of clear adhesive tape, thereby allowing the product samples to be distributed to magazine subscribers or at newsstands.