For dry & coarse hair, helps revive, smooth and restore lusters to damaged, dry and coarse hair. Moisturize and repair dry, damaged & coarse hair with OGX Extra Strength Argan Oil of Morocco Penetrating Hair Oil Treatment. Ideal for medium to coarse-textured hair, the rich hair serum helps penetrate the hair shaft while renewing & softening hair. Formulated with an extra-hydrating blend of water-based silk proteins & rich cold-pressed Moroccan argan oil, it helps revive dry & damaged hair to leave it looking silky smooth.