Lock out humidity and define curls with Anti-Frizz Nano Technology. Ouidad's best-selling styler, Advanced Climate Control Heat & Humidity Gel, gets you out of hair-raising situations. Use it to seal every strand, locking in moisture and locking out humidity. Wheat protein and pliable styling polymers form a weightless flexible lattice, which expands as heat or humidity rises, to hold curl definition without frizz. Ouidad's high-performance Anti-Frizz Nano Technology with a protein derived from silk helps seal the cuticle to keep essential moisture in and humidity out. A dedicated Uv filter helps protect against damage from environmental aggressors.