Race you to it!

OLAPLEX’S No 3 treatment is a global bestseller, with one sold every five seconds. The No 9 Bond Protector Nourishing Hair Serum (€29.38 for 90ml, cultbeauty.com) is the brand’s first leave-in smoothing serum, which protects your hair from pollution, free radicals and heat damage. A little goes a very long way.