The Joico Humidity Blocker Finishing Spray is engineered to provide a resilient, long-lasting hold for your hairstyle while offering superior protection against environmental humidity. This specialized formula locks in your style's shape and texture, preventing frizz and flyaways caused by damp air. It works as an essential final step in your styling routine, ensuring your look remains polished and intact throughout the day, regardless of weather changes. The lightweight mist dries quickly without leaving a heavy residue or stiffness.