Complete Pre-Wash Scalp & Hair Treatment Oil With squalane and hemi-squalane, this scalp oil is hydrating but washes out easily, never leaving buildup behind. Not only does it help detox the scalp, but the strengthening ingrents reduce breakage for compromised strands. Try leaving it on overnight for a deep scalp refresh. Attendees included New York-based stylist Sierra Rena, and Love...