Ouai Thick Hair Mask 8 oz
- 5 minute rinse-out treatment
- 8 fl oz jar
- Almond, olive, macadamia oils, ilipe and shea butters
- Hydrolyzed keratin for breakage
- Phthalate and paraben free
Last refreshed Sep 7, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.
A rich repair mask for thick, damaged hair that softens, smooths and strengthens in a short session. It is heavy for fine hair, which may feel weighed down.
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ASIN: B08WGJQTN1Category: Hair Masks
Overview
Weekly shower routines for thick, dry or damaged hair are where this OUAI mask fits. Butters and oils condition and add shine, while hydrolyzed keratin helps cut breakage and tame flyaways.
Fast repair with rich butters suits coarse hair that soaks up moisture. Fine hair may find it too heavy.
Who it's for
Straight, wavy, curly or coily hair that is thick and damaged suits this mask. People with thin, oily hair should use a lighter treatment.
Pros and cons
- Short treatment time
- Rich butters and oils
- Keratin for breakage
- Works on all textures
- Heavy for fine hair
- Scent not listed
Performance notes
Butters and oils coat the cuticle to seal in moisture and add shine, and keratin fills gaps along damaged strands. Rinsing with cool water helps the cuticle lie flat.
Specifications
| Brand | Ouai |
|---|
Frequently asked questions
Is the OUAI Thick Hair Mask a leave-in?
No. Leave it on for 5 minutes, then rinse with cool water.
How much OUAI mask should I use?
A quarter-size amount, from the ends working to the roots.
Does it work on curly hair?
Yes. It suits straight, wavy, curly or coiled hair.
Does it help split ends?
The listing says it heals split ends and makes hair more resistant to damage.