Olaplex No. 7 Bonding OilA highly concentrated, weightless reparative styling oil. N 7 dramatically increases shine, softness, and color vibrancy while minimizing flyaways and frizz. Key benefits: Repairs damaged and compromised hair Strengthens and protects hair structure Restores healthy appearance and texture Can be used daily on wet and dry hair, or before styling with heat. For all hair types, especially for those using heat tools daily. How to use Just a few drops