Olaplex No. 6 Bond Smoother 3. 3 oz This concentrated leave-in smoothing cream is excellent for all hair types - including colored and chemically-treated hair. No. 6 strengthens, hydrates, moisturizes, and speeds up blow dry times while smoothing and eliminating frizz for up to 72 hours. Olaplex No. 7 Bond Oil 1 oz A first-of-its-kind, highly concentrateed, ultra-lightweight, reparative styling oil. Olaplex No. 7 repairs, strengthens, and hydrates all hair types. It dramatically increases shine, softness, and color vibrancy, while minimizing flyaways and heat protection up to 450 degree F/230 degree C. It works on all hair types and textures. | Olaplex Bonding Hair Duo | Dermstore