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Regular price £25.00
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The go-to volumizing texturiser for those effortless, sexy, tousled styles with a matte-sheen finish. Spritz in, mess it up, for the Sam McKnight signature 'done, undone' look. Expertly formulated for all hair types and textures

* Our most awarded product!

* Glamour UKs Best Texturizer 2021

“Cool Girl gives you just enough to create that slightly undone feel. My signature look in a bottle “ Sam McKnight

How to use

Shake well before use. Spray through the crown, mid lengths and ends. Or throw your hair upside down and spray liberally through the hair and into the roots.

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- Cool Girl multi-award winning dry styling mist transforms your hair instantly, for cool girl hair that lasts all day

- Lightweight and brushable allowing you to restyle with ease, ensuring hair feels sumptuously soft and healthy 

- Expertly formulated for all hair types and textures

- Infused with Sam’s signature scent with Frankincense, Juniper Wood and Water Lily reminiscent of his garden in the rain and created in collaboration with Perfumer H

- Available in 250ml and 50ml travel size


Dimethyl Ether, Alcohol Denat, Polyvinylcaprolactam, Parfum (Fragrance), Silica Silylate, Cyclopentasiloxane, Disteardimonium Hectorite Propylene Carbonate



We offer free standard delivery on all UK orders.

Orders are shipped and delivered by Royal Mail. We only ship on business days Monday through Friday, excluding bank holidays and weekends.

We endeavour to deliver UK orders within 3 working days.

During periods of increased demand or due to factors beyond our control, there may be occasional longer delivery times.

All deliveries require a signature. If you or someone on your behalf is not able to sign for the delivery, the carrier will leave a card to arrange a re-delivery at a suitable time. Cards can only be left where there is access to a secure post box, therefore some deliveries to apartment buildings and shared accommodation will not receive delivery cards as a matter of security.

We are unable to redirect orders once they have been dispatched. If delivery proves impossible on 2 or more occasions, we may need to cancel your order and deduct the original delivery charges from the refund. We will attempt to contact you to arrange for a new order to be placed.

To find out how to collect a missed delivery, go to

If you have any queries regarding delivery please contact Customer Services at

Return policy

If for any reason you're dissatisfied with your purchase, please contact we welcome your feedback. Unfortunately we do not accept returns unless the product is faulty. There are no exchanges on our products. Please contact us at info@sammcknight.comand we will provide instructions for making returns.

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"The secret to cool girl hair now officially comes in a bottle" UK Vogue

  • Step 1.

    Shake well before use.

  • Step 2.

    Mist evenly through the crown, mid lengths and ends.

  • Step 3.

    Mess it up for effortlessly cool texture and volume.

Sam’s backstage secret: Throw your hair upside down and spray liberally through the hair and into the roots for sexy, tousled , ‘done undone’ styles.

About Sam McKnight

Celebrated hair stylist Sam McKnight is the hairdresser of all hairdressers. He boasts a legendary career spanning over four decades encompassing catwalks, editorial and advertising campaigns for fashion houses such as Chanel, Balmain and Burberry. His private clients including Princess Diana, Lady Gaga, Kate Moss and the Hadid sisters

About Hair by Sam McKnight

Hair by Sam McKnight collection has been developed as Sam's ultimate creative kit; bottling over 4 decades of expertise in each of the tailored formulations.

Our styling sprays collection helps instantly transform every hair type and texture. They are the perfect tool to style your hair at home - making great hair easy and accessible every day.

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