Sonic cleansing is not just for your face anymore. Bring back the summer glow and prep for a seamless sunless tan with Clarisonic Plus's body brush. Sonic action gently exfoliates hard to tan areas like knees and elbows, creating a perfectly primed canvas for your favorite sunless tanning product. The Clarisonic Body Brush Extension Handle is designed to help you more comfortably cleanse the back, legs, knees and feet.