Synopsis The No. 7 Bonding Oil (30ml) from OLAPLEX will help you bring your lengths back to their former splendor. This ground-breaking formula, which is incredibly nourishing without adding any weight, strengthens, shines, and softens hair. How? Starring the brand's patented Bond Building Technology, which repairs extreme damage noticeably, it saves strands damaged by heat tools, bleaching, or post-coloring. But wait, there's more! This oil is excellent for taming and controlling flyaways, which can instantly make your mane more manageable. How to Apply To dispense a metered drop, turn the bottle upside down and lightly tap the bottom with your index finger. To damp or dry hair, apply a small amount and style as desired. The Reason It's Cult OLAPLEX was established in 2014 by Dean Christal.