For many, Olaplex is synonymous with good hair especially color-treated hair. The brand's logo is proudly plastered in salon windows, and the products are sold at stores like Sephora and Ulta. But what, exactly, is this mythical hair brand, and what does it have to offer that the others don’t? We spoke to Tina Deeke, colorist at Maxine Salon in Chicago, to find out everything there is to know about Olaplex treatments.