REDKEN Extreme Length Sealer Split End Treatment 5.1 oz

New Extreme Length Sealer with biotin builds strength from root to tip and targets split ends.What it does: Extreme Length system of Shampoo, Primer and Sealer helps achieve your maximum hair length - up to 6" in a year.What else you need to know: Formulated with biotin. Provides weightless conditioning. Builds strength from root to tip. Healthy hair can grow 3-6" in a year.