Stay sleek all day with Matrix Biolage Smoothproof Conditioner. The protective formula shields your hair from humidity, to ensure your style stays put and you get to keep that fresh-from-the-salon feeling. Frizz-prone hair is more manageable, detangled and softened so you have the control you crave without feeling weighed down.

When used alongside the Smoothproof Shampoo and Serum, hair is protected from up to 97% humidity. So if your silky blow out turns fluffy at the first sign of moisture, it's time to strengthen your style and fight back. Don't let the weather dictate your style, lock out the elements and keep your cool all day with Matrix Smoothproof.