OUAI Fine Shampoo & Conditioner Set — 10 fl oz Travel Duo for Fine Hair, Sulfate-Free Volumizing with Keratin & Shea

OUAI Fine Shampoo and Conditioner Set is a sulfate-free, volumizing hair duo formulated with keratin, marshmallow root, shea butter and avocado oil to gently cleanse, strengthen and add lift to fine hair.

This two-piece kit pairs a lightweight, hydrating shampoo with a complementary conditioner designed specifically for fine or limp hair. Both formulas skip parabens and phthalates while using targeted actives—like keratin and biotin—to improve hair resilience and chia seed oil plus shea butter to add moisture without weight. The set is travel-friendly at 10 fl oz each and works equally well for women and men who want fuller-looking hair and simpler daily routines.

How does this set create volume without weighing hair down?

The Fine Shampoo cleanses with mild surfactants that remove oil and residue while preserving lift. The matching conditioner delivers moisture and strengthening ingredients in a lighter base to avoid flattening fragile strands. Together they boost body and manageability without heavy waxes or oils.

• Keratin and biotin strengthen cuticles and reduce breakage.
• Lightweight conditioning agents provide slip without buildup.
• Sulfate-free surfactants cleanse gently to maintain natural volume.
• Chia seed oil and shea hydrate strands without excess weight.

What ingredients are in the formulas and why do they matter?

Both bottles spotlight keratin for tensile strength, marshmallow root for softening and easier detangling, plus plant oils for balanced hydration. OUAI omits parabens and phthalates and uses a formulation aimed at supporting hair health rather than masking issues with heavy silicones.

• Keratin: supports stronger, less brittle hair fibers.
• Marshmallow root: smooths and improves comb-through.
• Shea butter & avocado oil: nourishing but measured to prevent limpness.
• Biotin and chia seed oil: bolster volume and shine on fine strands.

How do you use the shampoo and conditioner for best results?

Apply shampoo to wet hair, lather and rinse, concentrating at the roots to remove buildup. Follow with a small amount of conditioner from mid-lengths to ends, leave for one to two minutes, then rinse. For extra lift, rinse with cooler water and use minimal product at the scalp.

• Use a quarter-sized shampoo amount on short hair, more for long hair.
• Condition sparingly at roots—focus midshaft to ends.
• Rinse thoroughly; finish with cool water for added shine.
• Style as usual; works with blowouts or air-drying routines.

Who is this for? This set is formulated for people with fine, flat, or thinning-looking hair who want uplift and hydration without heavy residues. It suits both women and men seeking an easy-to-use regimen that strengthens strands and improves body. If you prefer lightweight, cruelty-conscious formulas and travel-sized bottles, this OUAI duo offers salon-minded ingredients in a daily-friendly package.

Ingredients

Please refer to the product labels for full list of ingredients.