There are plenty of imitations out there, but it doesn't get better than Clarisonic.

Perfect for the beauty buff who loves that just-cleaned feeling, Clarisonic's gentle sonic oscillation face brush exfoliates and clarifies all types of skin to reveal that sought-after glow. No need to push hard — simply let the brush do its job to keep pores clean and skin smoother. Bristle replacements are needed about once every three months.