Ulta Mielle  Avocado & Tamanu Anti-Frizz Stay Straight Serum

Mielle Avocado & Tamanu Anti-Frizz Stay Straight Serum. Put frizz, humidity and reversion on ice! Best served cold, Mielle's anti-frizz serum uses Cold Application Technology to seal hair and provide up to 450 degrees of heat protection. The result? Softer, shinier, longer lasting straight styles.