Own your heat

Discover why heat matters for your hair. Explore our science-backed Temperature Calculator. Find out which temperatures work for other people – and yourself.

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Your hair is one in eight billion. It’s different from everyone else’s because of its texture, its colour, its style – and countless other factors. Hair as unique as yours comes with its own heat setting. Just as different fabrics require specific care, your hair responds better to heat styling at the right temperature. Once you know that no one size fits all, there’s no going back. 


It’s time to own your heat.


Use the CLOUD NINE Temperature Calculator and discover the perfect styling heat today. Your locks will thank you later.

Backed by science: how does the temperature calculator work?

The Temperature Calculator is underpinned by a matrix of temperature recommendations collated from 18 separate sources*. 

Created with a team of expert hair professionals, the Temperature Calculator serves users with their perfect heat setting. There are five million possible unique journeys users can take through the tool – and one of 11 recommended styling temperatures served to them as a result.

Hot facts: what has the temperature calculator discovered?

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Healthy hair hub

Your go-to destination for expert tips, practical advice, and style inspiration for smoother, stronger hair.

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*Temperature recommendations were collated from 18 separate pieces of research by:

  • Academics published in the National Library of Medicine
  • Media sites such as Forbes, Wired, and Good Housekeeping
  • Brands such as Schwarzkopf, Wella, and L’Oreal Paris