Nº7 Bonding Oil. Olaplex No.7 Bonding Oil 30ml. Seeking to replenish dry hair with an instant hit of hydration, the Olaplex No.7 Bonding Oil offers concentrated nourishment, acting as the final step in your reparative haircare routine. Infused with patented Olaplex Bond Building Technology, the oil can be used on wet or dry hair to create a sleek, glossy finish. With heat protection up to 232°C, the weightless reparative styling oil helps to protect against styling damage and the look of split ends. Encouraging a satin-like shine, the best-selling hair oil helps to diminish the appearance of flyaways, promoting enviable luminosity and colour vibrancy. Brand: Olaplex. Face + Body by OLAPLEX Your hair will thank you Contains two products Bonding oil is designed to increase shine, softness and strength Highly concentrated, ultra-lightweight formula When used with any thermal styling appliance N°.7 provides heat protection up to 450°F/230°C Bond smoother is a leave-in styling treatment Designed to strengthen, moisturise and minimise frizz for up to 72 hours Suitable for all hair types Product is non-returnable for hygiene reasons