Jour d'automne Fall Sale

25% Off Bestsellers

Fall for Your Favorites

New season, same obsessions. As summer slips away and autumn makes its grand entrance, refresh your ritual with the Number 4 formulas you love most. From luxurious shampoos and restorative treatments to styling essentials that smooth, volumize, protect, and perfect, our most-loved formulas are 25% off for a limited time.

Enjoy 25% OFF these favorites for a limited time.
Use code: OUIFALL at checkout.

No code needed. Promotion valid: 9/23/26 - 9/28/26

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Shop By Benefit

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Moisture + Repair

Add essential hydration for ultimate hair health.
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Volume + Fullness

Add instant volume and lift.
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Anti-Frizz + Smooth

Stop frizz before it starts.
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TextureStyling

Style Support

Create lasting texture, hold, and shine
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Find Your Perfect Formulas

Take our quick Hair Quiz to unlock a personalised routine for your unique hair type and desires.

HAIR QUIZ

Fall Sale

Shop by Collection

Shop All Hair Products | Essentials Collection | Style Collection | Volume Collection | Hydrate Collection | Shampoo & Conditioner | Treatments | Styling | Body Care | Men’s Collection | Tools & Accessories | Tools & Merch

Shop by Hair Concern

Hydrating Moisture | Volume & Fullness | Anti-Frizz & Smoothing | Curl Support | Texture & Hold | Finishing Products

Hair Care Essentials

Hair Shampoo | Hair Conditioner | Sulfate-Free Shampoo | Haircare Products | Natural Hair Products | Natural Shampoos | Vegan Haircare Products | Shampoos for Curly Hair

Styling Essentials

Hair Spray | Hair Styling Foam & Gel | Hair Gel | Gels for Curly Hair

Tools & Accessories

Hair Brush & Comb | Wide Tooth Comb | Hair Combs

Body Care

Premium Body Lotion

Bundles, Gifts & Offers

Gifts & Kits | Bundle

Sizes & Travel

Pro Size | Minis