Bionaza’s Keravino Mask will regulate the hair’s PH level while promoting hair growth. Packed with antioxidants, the Keravino Mask will help restore and rejuvinate hair that is dull or prone to breakage.  The grade seed oil and other natural extracts fortify the hair strand and prevent future damage. The mask can be used as a deep conditioning treatment or an Express Keratin treatment for smooth, frizz-free hair with extra shine and hydration.