L'Oréal Professionnel Série Expert Keratin Alpha Sleek Smooth Transformer is a heat-activated, progressive smoothing treatment for frizz-prone and unruly hair. Powered by Keratin Alpha Technology, it transforms the hair fibre under heat for long-lasting smoothness, shine and manageability — with results that build the more you use it.

Key Benefits
  • Heat-activated smoothing and frizz control
  • Smooth, sleek results for up to 96 hours
  • Progressive — performance peaks after about four weeks
  • Helps protect against humidity
  • Leaves hair softer and easier to style
How to Use

Use once a week after shampooing. Section the hair and apply evenly from lengths to ends (about 30–50g depending on thickness), leave for 10–15 minutes, then rinse. Blow-dry completely and flat-iron to activate the smoothing technology. Finish with the Mirror Sleek Serum.

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
200ml
Hair concerns
Frizzy, Lacks Shine

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Why our stylists rate it
From the Partners Hair team
L'Oréal Professionnel Keratin Alpha Sleek Smooth Transformer is a heat-activated smoothing treatment. Part of the L'Oréal Professionnel Keratin Alpha Sleek range. Applied before heat styling, Keratin actives transform frizzy, unruly hair into smooth, sleek, polished styles under heat.

Best for: frizzy or thick hair wanting a heat-activated keratin smoothing treatment before blow-drying or heat styling.

Key actives:
- Keratin actives — heat-activated smoothing and frizz control
- Thermal transformation actives — activate under heat for maximum sleekness

Benefits:
- Heat-activated keratin smoothing; sleek, polished heat-styled result

How to use: Apply to damp hair before heat styling. Do not rinse.

Format: 200ml Keratin Alpha Sleek Smooth Transformer.

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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Only authentic professional stock

Authorised products sourced through official South African distribution.