Opt for effective plaque control with this two-pack Sonicare Premium toothbrush heads. Their mode-pairing capability automatically sets the optimal intensity levels for your needs, and their adaptive cleaning technology facilitates thorough brushing in hard-to-reach areas. The click-on design of these Sonicare Premium toothbrush heads provides quick replacement for select toothbrush models. Model number: HX9042/65. Made in Germany.