Product Overview

Deep Repair, Smooth & Nourish Frizzy Hair with L'Oréal Professionnel Keratin Alpha Sleek Hair Mask

Transform dry, frizzy and damaged hair with the L'Oréal Professionnel Keratin Alpha Sleek Hair Mask 250ml. This intensive salon-quality treatment is designed to deeply nourish, strengthen and smooth the hair fibre, leaving your hair feeling luxuriously soft, silky and easier to manage.

Infused with advanced keratin-inspired technology, this rich conditioning mask helps restore moisture, reduce frizz, improve elasticity and repair the signs of damage caused by heat styling, colouring and everyday environmental stress. It helps seal the hair cuticle for long-lasting smoothness, incredible shine and enhanced protection against humidity.

Ideal for coarse, dry, chemically treated and keratin-treated hair, this professional mask delivers the ultimate smoothing treatment from the comfort of your home, helping you achieve sleek, healthy-looking hair after every use.

Why You'll Love It

• Deeply hydrates and repairs dry, damaged hair.
• Helps reduce frizz and flyaways.
• Smooths the hair cuticle for a sleek finish.
• Leaves hair soft, silky and glossy.
• Strengthens weak and brittle hair.
• Improves manageability and reduces tangles.
• Helps maintain keratin smoothing treatments.
• Protects against humidity for longer-lasting smoothness.
• Professional salon-quality formula suitable for all hair types.

Laura Loves 💛

"If your hair struggles with frizz, dryness or feels difficult to manage, this is one of my go-to treatments. We recommend the Keratin Alpha Sleek Hair Mask to clients who want smoother, shinier and healthier hair without weighing it down. It leaves the hair feeling beautifully nourished and makes styling so much easier. Pair it with the Keratin Alpha Sleek Shampoo and Conditioner for the ultimate salon-quality smoothing routine at home."

— Laura & The Let Them Talk Beauty Team

How To Use

1. Wash your hair with L'Oréal Professionnel Keratin Alpha Sleek Shampoo.
2. Gently squeeze out excess water.
3. Apply a generous amount of the mask to the mid-lengths and ends.
4. Leave on for 3–5 minutes for intensive nourishment.
5. Rinse thoroughly.
6. Use 1–2 times per week, replacing your conditioner on treatment days.

Laura's Pro Tip: For extra dry or damaged hair, wrap your hair in a warm towel while the mask is developing to help maximise absorption and leave your hair feeling even softer and smoother.

Perfect For

• Frizzy hair
• Dry hair
• Damaged hair
• Keratin-treated hair
• Chemically treated hair
• Thick or coarse hair
• Coloured hair
• Heat-damaged hair
• Unruly hair
• Humidity-prone hair

Why Shop with Let Them Talk Beauty?

At Let Them Talk Beauty, Laura and her expert salon team are passionate about healthy, beautiful hair. We carefully select professional products that we use and trust in the salon, helping our clients achieve long-lasting results at home. Whether you're looking to repair damage, tame frizz or maintain smooth, glossy hair, our salon-approved collections deliver professional performance with every use.