Looking for stronger, smoother and straighter hair?
Ask your Redz stylist to recommend then best Kerastraight treatment for you…
Kerastraight Ultimate
A game changer, semi-permanent treatment transforming dry, damaged, and weak hair into strong, straighter, repaired hair that looks and feels amazing.
- Suitable for all hair types
- Eliminates frizz
- Strengthens and repairs hair
- Humidity resistant
- Formaldehyde free
- Lasts up to four months
Rebuilds the hair with added strength, vitality, and shine giving you a smooth, soft, and straighter finish that lasts for up to four months.
Kerastraight Ultimate treatment prices
Short hair £150 / Medium hair £200 / Long hair £250

Kerastraight Intense Boost
Renews, repairs, and rehydrates hair from the inside out. A 30 minute application that lasts 30 days.
- Suitable for all hair types
- Lasts one month
- 30 minute application
This quick yet super effective treatment transforms weak, dry, and damaged hair into beautifully repaired, strong, shiny, and healthy hair.
Kerastraight Intense Boost prices
Short hair £25 / Long hair £35
