Thickening Volume Shampoo: Lather in palms, massage through wet hair, and rinse.
Thickening Volume Conditioner: Smoothe through wet hair, leave in for 1–2 minutes, and rinse.
Thickening Spray: Spray onto damp hair, then blow-dry.
FROM THE PROS: To keep hair from falling flat, mist Thickening Spray through the roots of damp hair before blow-drying for lift and volume.