Simply place two or more wicks looped into fragrance can.  The two ends of each wick to the bottom of the fragrance can. Then place fragrance can in your deodorizer.  More wicks for more scents plus a larger area is deodorized.  Try several variety scents now and then order the Quart fragrances (equals 8 refill cans) when you know which kind you really like!  Find Mini-Scents units and fragrances here.