Treatments are an essential part of a smoothing hair care regimen. When paired with EverSleek Shampoos and Conditioners, hair remains sleek, shiny and frizz-free. EverSleek Precious Oil Treatment with Argan Oil from Morocco is infused with argan oil, sunflower oil and olive oil to heal, banish frizz and protect. This cocktail of natural oils instantly penetrates hair to condition and seal in smoothness. Hair is left sleek and shiny, without feeling weighed down or coated.