L'Oréal Professionnel Série Expert Keratin Alpha Sleek Mirror Sleek Serum is a professional finishing serum that controls frizz, protects against humidity and delivers mirror-like shine. Formulated with Keratin Sealer Technology, the lightweight leave-in seals the hair surface for smooth, glossy, manageable results.

Key Benefits
  • Mirror-like shine and frizz control
  • Up to 80% humidity protection when heat-activated
  • Helps maintain sleek results for up to four days
  • Smooths and seals the hair surface
  • Lightweight, non-greasy finish
How to Use

Apply a small amount to damp or dry lengths and ends. Do not rinse. Activate with heat styling for maximum smoothness and shine.

Why buy from Partners Hair

Partners Hair is an authorised L'Oréal Professionnel stockist — every product is 100% authentic and sourced through the official South African distributor. Enjoy free delivery on orders over R390 across South Africa.

Visit us in-salon — our stylists across 24 Cape Town salons can recommend the right routine for your hair. Find your nearest Partners Hair salon.

Specifications

Brand
L'Oréal Professionnel
Size
50ml
Hair concerns
Frizzy, Lacks Shine, Dull

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Why our stylists rate it
From the Partners Hair team
L'Oréal Professionnel Keratin Alpha Sleek Mirror Sleek Serum is a finishing serum for frizzy and unruly hair. Part of the L'Oréal Professionnel Keratin Alpha Sleek range. A concentrated serum applied to lengths and ends delivers mirror-like shine and frizz control without rinsing.

Best for: frizzy or unruly hair wanting a finishing serum for high shine and frizz control as a final styling step.

Key actives:
- Keratin serum actives — mirror-like shine and frizz elimination

Benefits:
- High shine; frizz elimination; smooth, polished finish; leave-in

How to use: Apply a small amount to dry or damp hair on lengths and ends. Do not rinse.

Format: 50ml Keratin Alpha Sleek Mirror Sleek Serum.

Authorised L'Oréal Professionnel stockist — 100% authentic, sourced from the official South African distributor. Free delivery on orders over R390 across South Africa.
Delivery without the guesswork

Spend R390 and delivery is on us. Orders under R390 are delivered for R67. We normally pack within 1 working day, with delivery in 2–5 working days depending on your location.

Changed your mind? You have 7 days after receiving your order to request a return. Email hello@partnershair.co.za to get started.

Why shop it at Partners Hair

Professional haircare is only as good as the source. We buy through official South African distribution, so every item is genuine, authorised stock.

Behind the store are 250+ working stylists across 24 Cape Town salons. Need help choosing? Visit Ask the Experts for real advice from the salon floor.

Why professionals trust Partners

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The products online are the products our teams reach for in 24 salons every day.

Only authentic professional stock

Authorised products sourced through official South African distribution.