Clarisonic's Applicator Firming Massage Brush Head will help defy aging with 27,000 micro-firming massages. This brush head targets signs of aging such as sagging, wrinkles, fine lines, smoothness, neck folds, radiance, and more, on the face and beyond, and will firm skin and improve your skin's absorption of anti-aging products. This brush head will also leave your contours looking more defined! The Firming Massage Brush Head works with Clarisonic's Smart Profile Uplift and Mia Smart.