80% less plastic toothbrush (Compared to similarly sized Colgate toothbrushes). Clean for good. 2 replacement brush heads. Floss-Tip bristles (this toothbrush does not replace flossing) that let you reach 4x deeper (Below the gumline compared to an ordinary flat trim toothbrush). Fits only with Colgate keep manual toothbrush handles. Does not fit any Colgate battery brushes.