Soften hair instantly without weighing it down, while taming unruly frizz.

Biolage smooththérapie Deep Smoothing Conditioner by Matrix, MSRP: $17.95/300 mL. Instantly control frizz and unruly strands, while giving hair a glossy shine. Protected against heat and humidity, hair stays smoother for much longer. Biolage smooththérapie Deep Smoothing Serum by Matrix, MSRP: $14.95/89 mL; matrix.com.