OUAI St. Barts Scalp & Body Scrub in Beauty: NA. OUAI St. Barts Scalp & Body Scrub in Beauty: NA. Wanna get-a-OUAI? This deep-cleansing sugar scrub exfoliates product buildup from your scalp and smoothes out dry skin, all while nourishing. Featuring our St. Barts scent for a one-OUAI trip to the tropics.. Ideal for all skin types. Sweet scent. Gluten Free, Paraben Free, SLS & SLES Free. 8.8 oz. For scalp: In the shower, section wet hair to reveal the scalp. Apply a quarter-size amount directly to the scalp and rub in circular motions to activate lather. Rinse and follow with your favorite conditioner.. For body: Apply to damp skin and rub in circular motions to gently exfoliate.. OUAR-WU122. FG-0768-A-00. Founded by hair stylist to the stars Jen Atkin, OUAI - pronounced way - 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.