Neuro Protect HeatCTRL Iron Hairspray — 6 oz Heat Protectant Spray, Shields to 450°F & Adds Shine

Neuro Protect HeatCTRL Iron Hairspray is a lightweight styling spray that shields hair from heat up to 450°F while adding shine, hold and up to eight hours of humidity resistance.

Designed for people who use hot tools regularly, this 6 oz formula from Neuro by Paul Mitchell creates a protective layer between the hair and flat irons, curling irons or wands. Its heat-activated HeatCTRL Technology helps smooth strands, reduce frizz and lock in glossy finish without weighing hair down. The scent blends black currant, orange blossom and jasmine for a subtle, salon-quality aroma.

How does this spray protect hair during heat styling?

The spray forms a barrier that activates under high temperatures to help minimize direct thermal damage. It’s engineered to stand up to flat irons and curling tools while delivering a sleek surface that smooths cuticles.

• Thermal protection effective up to 450°F
• Heat-activated polymers that smooth and seal the hair surface
• Lightweight formula avoids stiffness while shielding hair

Will it control frizz and hold my style in humid weather?

Yes — the formula offers measurable humidity resistance for up to eight hours in independent testing, helping maintain shape and reduce puffiness when moisture levels rise. It combines anti-frizz action with flexible hold to keep styles intact without a crunchy finish.

• Humidity resistance tested for up to eight hours*
• Creates a smooth, frizz-resistant finish
• Provides shine while retaining movement and flexibility

Can I use this on every hair type and as both a prep and a finisher?

Formulated for all hair types, the spray works as both a protective primer before applying heat and a finishing mist to lock in shine and hold. Stylists often use it to streamline the styling process and deliver consistent results across textures.

• Suitable for fine, medium and coarse hair
• Use before heat styling to protect and smooth strands
• Use after styling to add shine and long-lasting hold

How should I apply the product for best results?

Spritz evenly on dry or towel-dried hair prior to using hot tools, focusing on mid-lengths to ends where heat exposure is greatest. For extra control, finish with a light mist over completed styles to boost shine and humidity defense.

• Apply 6–8 inches from hair for even coverage
• Concentrate on mid-lengths and ends, avoiding the scalp
• Finish with a light mist to seal the style and enhance shine

Who is this for: Neuro Protect HeatCTRL Iron Hairspray suits anyone who relies on heat tools—from everyday straightening to occasional curling—and wants a salon-grade finish that resists humidity, tames frizz and keeps hair glossy without heaviness. Ideal for stylists and consumers who prefer a multi-use spray that preps, protects and polishes in one step.

*Humidity resistance tested by an independent third-party laboratory; individual results may vary.

Ingredients

SD Alcohol 40-B (SDS-GA-436) (Alcohol Denat.), Hydrofluorocarbon 152a, Aqua (Water, Eau), Dimethyl Ether, Phenyl Trimethicone, Polyurethane-14, AMP-Acrylates Copolymer, PEG/PPG-17/18 Dimethicone, Ethylhexyl Methoxycinnamate, Hydrolyzed Wheat Protein PG-Propyl Silanetriol, Hydrolyzed Wheat Protein, Hydrolyzed Soy Protein, Hydrolyzed Corn Protein, Bambusa Arundinacea Leaf Extract, Trametes Versicolor Extract, Parfum (Fragrance), Benzyl Salicylate, Limonene, Linalool