Living Proof Perfect Hair Day (PhD) Heat Styling Spray is a lightweight, silicone-free heat protectant designed to smooth and protect hair during styling. It works effectively to create long-lasting smoothness while enhancing shine and reducing static. Suitable for most hair types, this spray is safe for color-treated and chemically-treated hair. Protects hair from heat up to 450°F (230°C) Ensures long-lasting smoothness Lightweight and non-sticky finish Improves brushability and shine Conditions hair and manages static Helps hair stay clean longer, reducing the need for frequent styling Ultra-fine mist for even application Versatile use on damp or dry hair Ideal for fine to medium hair Free from silicones, SLES, SLS, parabens, phthalates, and gluten Cruelty-free formulation Ingredients Healthy Hair Molecule: Smooths, protects, and repels dirt Lightweight Emollient Blend: Enhances shine and improves manageability Cationic Blend: Conditions and reduces static Suggested Use> Hold the spray canister 6–10 inches away from damp or dry hair. Section the hair and apply the spray evenly in a sweeping motion. Style with a heat tool as desired. For extra smoothness and shine, finish with a final spray. Fully coat the hair from root to tip for optimal results. When applying to damp hair, comb through to distribute the product evenly. If static occurs, finish with an additional application to lock in the style and enhance smoothness and shine. Best suited for fine to medium hair types.