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Fine Hair Care

Fine hair doesn't need less - it needs the right things. There's a big difference between lightweight and watered-down, and our fine hair care products know it. This collection is made to give fine and thin strands actual volume, bounce, and strength (not just the illusion of it).

The Fine Hair Shampoo adds body and protects from breakage, while the Fine Hair Conditioner hydrates without weight. Add in the Fine to Medium Treatment Masque for a deep conditioning hit without any of the heaviness that makes fine hair go flat. Sulfate-free, paraben-free, color-safe? Check, check, and check.

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OUAI Scalp Serum 60ml frosted glass bottle with white pump cap.
 
OUAI Scalp Serum bottle held by hand with serum dripping down

Scalp Serum
$54
OUAI Thickening Spray 177ml frosted bottle with white cap on beige background.
 
A hand holding a frosted glass spray bottle labeled OUAI Thickening Spray, with the spray misting out against a solid black background.

Thickening Spray
$30
A translucent OUAI Fine Hair Shampoo bottle containing pale yellow liquid stands upright on a warm cream surface. Text: “OUAI”, “FINE HAIR”, “CHEVEUX FINS”, “SHAMPOO”, “SHAMPOOING”, “10 fl oz / 300 ml”.
 
OUAI Fine Hair Shampoo bottle balanced on a sudsy, wet palm.

Fine Hair Shampoo
$32
OUAI Anti-Dandruff Shampoo 2% Salicylic Acid 300ml in mint green bottle
 
OUAI Anti-Dandruff Shampoo 2% Salicylic Acid bottle surrounded by bubbles and foam.

Anti-Dandruff Hair Shampoo
$38
An ivory OUAI Fine Hair Conditioner bottle stands upright on a softly lit cream studio surface. Text: “OUAI”, “FINE HAIR”, “CHEVEUX FINS”, “CONDITIONER”, “REVITALISANT”, “10 fl oz / 300 ml”.
 
OUAI Fine Hair Conditioner 300ml held up against a white background.

Fine Hair Conditioner
$32
 
OUAI Fine to Medium and Thick Hair Treatment Masques displayed with cream swatches.

Fine To Medium Hair Treatment Masque
$38
An amber OUAI shampoo bottle stands upright on a warm cream surface beneath a translucent cap. Text: “OUAI”, “DETOX SHAMPOO”, “SHAMPOOING DÉTOX”, “ALL HAIR TYPES”, “TOUS LES CHEVEUX”, “10 fl oz / 300 ml”.
 
OUAI Detox Shampoo bottle being splashed with water, creating foam and bubbles.
Best seller

Detox Clarifying Hair Shampoo
$34
A clear OUAI Hair Oil pump bottle containing pale yellow liquid stands against a softly lit cream background. Text: “OUAI”, “HAIR OIL”, “HUILE CAPILLAIRE”, “1.5 fl oz / 45 ml”.
 
OUAI Hair Oil 1.5 fl oz bottle held by hand with pink nails.

Hair Oil
$32
OUAI Scalp & Body Scrub Melrose Place 8.8oz jar with white lid
 
OUAI Scalp & Body Scrub in Melrose Place scent, shown in a frosted beige jar with a white lid, resting on a white pedestal against a warm beige background.

Scalp & Body Scrub Melrose Place
$42
A white OUAI Fine Hair Conditioner refill pouch stands upright on a warm cream studio surface. Text: “OUAI”, “FINE HAIR”, “CHEVEUX FINS”, “CONDITIONER”, “REVITALISANT”, “32 fl oz / 946 ml”.
 
OUAI Fine Hair Shampoo 32oz refill pouch angled on white background.

Fine Hair Shampoo - Refill
$64
A white OUAI Fine Hair Shampoo refill pouch stands upright on a warm cream studio surface. Text: “OUAI”, “FINE HAIR”, “CHEVEUX FINS”, “SHAMPOO”, “SHAMPOOING”, “32 fl oz / 946 ml”.
 
OUAI Fine Hair Conditioner 32 fl oz refill pouch on white background.

Fine Hair Conditioner - Refill
$64
OUAI Detox Shampoo refill pouch, 32 fl oz
 
OUAI Detox Shampoo 10oz bottle and 32oz refill pouch on white background.

Detox Clarifying Hair Shampoo - Refill
$68
Two OUAI Fine Hair shampoo and conditioner bottles stand side by side on a cream studio surface, comprising a translucent yellow shampoo bottle and opaque ivory conditioner bottle.
 
OUAI Fine Hair Shampoo and Conditioner held up against white background.
Exclusive

Fine Hair Shampoo and Conditioner Set
$64
A jumbo translucent OUAI Fine Hair Shampoo pump bottle containing pale yellow liquid stands against a warm cream background. Text: “OUAI”, “FINE HAIR”, “CHEVEUX FINS”, “SHAMPOO”, “SHAMPOOING”, “16 fl oz / 474 ml”.
 
OUAI Fine Hair Shampoo 16oz bottle surrounded by soap bubbles and foam.
Best seller

Fine Hair Shampoo - Jumbo
$44
A large ivory OUAI Fine Hair Conditioner pump bottle stands upright against a softly lit cream background. Text: “OUAI”, “FINE HAIR”, “CHEVEUX FINS”, “CONDITIONER”, “REVITALISANT”, “16 fl oz / 474 ml”.
 
OUAI Fine Hair Conditioner 16oz being refilled on a glass shelf.
Best seller

Fine Hair Conditioner - Jumbo
$44
Two jumbo OUAI Fine Hair shampoo and conditioner pump bottles stand side by side, with pale yellow translucent shampoo and opaque ivory conditioner packaging.
 
OUAI Fine Hair Shampoo and Conditioner bottles splashed with water on glass shelf.
Exclusive

Fine Hair Shampoo & Conditioner Jumbo Set
$88
OUAI Leave In Conditioner Melrose Place 177ml pink bottle on beige background.
 
Woman with flowing red hair holding a bottle of shampoo against a neutral background
New

Leave In Conditioner Melrose Place
$32
OUAI Leave In Conditioner Melrose Place 45ml travel size bottle, pink, beige background.
 
OUAI Leave-In Conditioner Melrose Place bottle balanced between pink rose and peony.
New

Leave In Conditioner Melrose Place - Travel
$18
OUAI Leave In Conditioner North Bondi 6oz white bottle on beige background.
 
OUAI Leave In Conditioner North Bondi 177ml bottle resting on silver tray
New Look

Leave in Conditioner North Bondi
$32
OUAI Leave In Conditioner North Bondi 45ml travel bottle on beige background.
 
OUAI North Bondi Leave-In Conditioner bottles held by hands with red nails.
New Look

Leave in Conditioner North Bondi - Travel
OUAI Leave In Conditioner St. Barts 177ml bottle displayed on beige background.
 
OUAI Leave In Conditioner St. Barts bottle surrounded by tropical fruit drinks.
New Look

Leave In Conditioner St Barts Scent
$32
A larger frosted OUAI St. Barts Leave-In Conditioner travel bottle stands upright against a softly lit cream background, finished with iridescent branding and a rounded white cap.
 
OUAI Leave In Conditioner St. Barts travel size bottle floating on dark background.
New

Leave In Conditioner St Barts Scent - Travel
$18
Trio of The Ouai products including Detox Shampoo, Bond Repair Balm & Leave in Conditioner
 
OUAI Detox Shampoo, Bond Repair Balm, and Leave-In Conditioner displayed together.
New

Three-OUAI Hair Set
$116

Fine hair doesn't need less - it needs the right things. There's a big difference between lightweight and watered-down, and our fine hair care products know it. This collection is made to give fine and thin strands actual volume, bounce, and strength (not just the illusion of it).

The Fine Hair Shampoo adds body and protects from breakage, while the Fine Hair Conditioner hydrates without weight. Add in the Fine to Medium Treatment Masque for a deep conditioning hit without any of the heaviness that makes fine hair go flat. Sulfate-free, paraben-free, color-safe? Check, check, and check.