L'Oréal Professionnel Keratin Alpha Sleek Hair Serum

L'Oréal Professionnel Keratin Alpha Sleek Hair Serum is a heat activated smoothing serum for frizzy hair that delivers long lasting frizz control and shine. With 5% Keratin Sealer, it smooths hair for up to 10 washes, protects from heat up to 230°C and resists humidity up to 80%, leaving hair sleek, glossy and easy to style.