L'Oréal Professionnel Professionnel Keratin Alpha Sleek Professional Hair Mask

The L'Oreal Professionnel Keratin Alpha Sleek Professional Hair Mask is your secret weapon for exceptionally smooth and manageable hair.

Enriched with Keratin Sleek and essential amino acids, this mask works deep down to restructure the hair fiber.

Specially formulated to intensify and prolong the results of the Keratin Alpha Sleek smoothing treatment, it nourishes and strengthens each fiber from within, for sublimely beautiful hair.

The mask intensely softens and hydrates hair, eliminating dryness and frizz for unparalleled softness and a velvety feel. It also provides instant, radiant shine that enhances the hair's vitality, while offering perfect control of frizz and volume.

For smooth, frizz-free hair with instantly controlled volume for up to two weeks*, it's essential to incorporate this mask into your Keratin Alpha Sleek routine.

This mask delivers impressive, instantly visible results that exceed all expectations: your hair will experience a dramatic 84% reduction in frizz**, an immediate 76% reduction in unwanted volume**, and a 74% increase in radiant shine**.

In addition, your hair will be twice as smooth, softer, and intensely hydrated**, for a healthier appearance and unparalleled softness.

*Instrumental tests after 4 applications of Keratin Alpha Sleek Shampoo, Smoothing Treatment, and Serum. 

**Instrumental tests with the mask alone.