Enjoy smoother, sleeker hair with long-lasting frizz and volume control. L'Oréal Professionnel Keratin Alpha Sleek Mirror Sleek Serum is a heat-activated leave-in treatment that helps transform unruly hair, leaving it glossy, manageable and beautifully polished for up to 2 weeks.

Why you’ll love it:

• Helps control frizz and excess volume
• Delivers long-lasting smoothness for up to 2 weeks
• Enhances shine for a sleek, mirror-like finish
• Heat-activated for optimal results
• Lightweight leave-in formula
• Alcohol-free and free from artificial colourants

Formulated with 5% Keratin Sealer, this advanced smoothing serum helps create a smoother hair surface while improving manageability and control. It works with heat styling to lock in a sleek finish, helping hair appear smoother, shinier and more polished while resisting unwanted frizz.

Perfect for those looking to maintain a salon-smooth look at home, it leaves hair feeling soft, silky and easier to style without weighing it down.

How to use:

Step 1: Shake well before use.
Step 2: On washed, towel-dried hair, detangle and divide hair into two sections.
Step 3: Spray into your hands. Use 2–4 sprays for fine to medium hair or 6–8 sprays for thicker hair.
Step 4: Rub hands together and distribute evenly through lengths and ends.
Step 5: Do not rinse. Blow-dry to activate the formula and use a straightening iron for longer-lasting results.