Nécessaire Rosemary Leave-In Mask | Keratin Hair Mask for Strength & Silk, Color-Safe, Sulfate-Free (60 ml)

Overview

The Nécessaire Rosemary Leave-In Mask is a weekly treatment designed to gently smooth and soften hair while helping damaged strands feel stronger over time. Enriched with rosemary extract and 5% vegan keratin, the formula aims to enhance silkiness and resilience without weighing hair down.

Why it stands out

• Instantly smooths and softens hair for easier styling and a more polished look
• Rosemary extract paired with 5% vegan keratin supports strength and reduces breakage as part of a long-term routine
• Delicate fragrance blends rosemary, mandarin, jasmine, and cedar for a calming at-home ritual
• Free from sulfates, silicones, parabens, PEGs, and phthalates; safe for color-treated hair
• Hypoallergenic and dermatologist-tested, designed to be gentle on sensitive scalps

Who it’s for

Designed for women and men with all hair types and textures who want a weekly boost in smoothness, manageability, and overall appearance of hair.

How to use

• Apply to clean, towel-dried hair, focusing on mid-lengths to ends.
• Do not rinse—leave-in and style as usual for best results.
• Use weekly or as needed to refresh texture, shine, and feel.

What makes it reliable

The formula avoids harsh additives and is color-safe, making it suitable for those with color-treated hair. A 60 ml bottle is convenient for home use or on-the-go routines, supporting a steady care habit without over-committing time.