OUAI Curl Conditioner in Beauty: NA. OUAI Curl Conditioner in Beauty: NA. Just a little enhancement to your natural curls. Infused with Smart Technology complex, the OUAI Curl Conditioner nourishes and keeps your hair looking healthy.. Free of parabens. Color safe. No animal testing. 8.45 oz. Best used with: Ouai Curl Shampoo. OUAR-WU7. 200. Founded by hair stylist to the stars Jen Atkin, OUAI originated HAIRGOALS. The mane addicts at OUAI believe that life is hard and looking good should be easy. That's why their line of luxury shampoos, conditioners, and styling products was designed to nourish hair and bring out its natural beauty - no glam squad necessary.