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The KeraStraight Ultimate Treatment is an evolution in straightening and repair. Our semi-permanent treatment has been designed to transform even the most difficult hair into stronger, straighter, repaired hair that's easy to maintain, has reduced frizz, is protected against humidity and is gorgeous to the touch. 


Suitable for all hair types

Strengthens & repairs hair, to the very last tip

Eliminates frizz

Humidity Resistant


Using advanced protein technology, Ultimate Treatment is a game changer, transforming the shape and condition of all hair types. Our unique combination of low PH proteins will renew dry, damaged and weak hair, transforming it completely into healthy, straighter and stronger hair that both looks and feels amazing. 

These incredible repairing agents rebuild the hair with added strength, vitality and shine providing a smooth, soft, frizz-free and straighter finish that lasts for up to 4 months, gradually fading from the hair.

Our innovative treatment will give you the hair you've always wanted. 


Above Shoulders £200*

Shoulder Length and below £220*

* Both prices include the recommended shampoo & conditioner aftercare to the value of £38


For very curly, resistant, virgin and Afro-Caribbean hair the Ultimate Booster delivers even greater straightening power.


The Ultimate Booster is added to the Ultimate Treatment for an extra Investment of £15


Intense boost is a great boost of the Kerastraight Ultimate Treatment and renews, repairs and rehydrates hair from the inside out in under 30 minutes, rebuilding whatever the hair lacks. 

This quick-fix treatment deeply conditions and transforms weak, dry and damaged hair into beautifully repaired, strong, shiny and healthy hair and lasts up to a whole month.

- Intense boost can be a great introduction to the KeraStraight Brand

- Intense Boost prolongs the benefit of the KeraStraight Ultimate Treatment and can be used to boost your treatment from 30 days


Above shoulders £50

Shoulder Length and Below £60

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