Joico Humidity Blocker+ Protective Finishing Spray 5.5 oz — 24‑Hour Humidity Protection, Lightweight Shine

Joico Humidity Blocker+ Protective Finishing Spray is a lightweight finishing mist that locks out frizz, tames static, and adds shine while providing light hold and pollution protection.

Designed for anyone who wants a salon-fresh blowout or sleek flat-iron look to last through wet or humid conditions, this 5.5 fl oz spray creates an invisible protective layer that keeps hair smooth without stiffness. Joico’s formula balances style and care: it offers increased holding power (level 3), visible shine, and lab-tested protection against pollution particles, all in a fast-drying mist that’s safe for daily finishing.

How does this spray protect styles on humid or rainy days?

The spray deposits an invisible shield around hair strands that repels moisture and blocks the environmental triggers that create frizz. It works immediately after styling and keeps hair controlled for up to 24 hours, reducing the need for touch-ups throughout the day.

• 24-hour humidity protection to maintain blowouts and straightened styles
• Light-hold formula (holding power increased to 3) for flexible control
• Eliminates static for smoother, more manageable hair

Will Joico Humidity Blocker+ make hair stiff or sticky?

No — the finishing spray is formulated to feel lightweight and soft rather than crunchy. It provides light, brushable hold so hair retains natural movement while staying protected and glossy.

• Fast-drying mist leaves minimal residue
• Brushable finish keeps texture touchable and flexible
• Adds shine without weighing hair down

Can it protect hair from pollution and environmental damage?

Yes — Joico tested this formula against pollution particles to help shield hair from airborne contaminants that can dull shine or accelerate damage. The protective layer helps reduce buildup and keeps color and finish looking fresher between washes.

• Laboratory-tested to protect against pollution particles
• Maintains shine and minimize environmental dulling
• Suitable as a finishing barrier after styling to extend results

What’s the best way to use this finishing spray for longer-lasting results?

Spritz the mist evenly over dry, styled hair from a distance of about 8–12 inches to set your look and form the humidity shield. Reapply lightly during the day only when needed to refresh shine and banish static without building up product.

• Apply after blow-drying or flat-ironing for optimal hold
• Keep nozzle moving to avoid concentrated spots
• Use a light touch for touch-ups; a few sprays are usually enough

Who is this for: Joico Humidity Blocker+ is ideal for anyone who styles hair regularly and needs reliable protection from humidity, static, and environmental pollutants. It works well on all hair types and textures for clients who want a soft, shiny finish with light hold—perfect for busy professionals, frequent travelers, and anyone living in humid or polluted climates.

Ingredients

Alcohol Denat., Hydrofluorocarbon 152a, VP/Vinyl Caprolactam/DMAPA Acrylates Copolymer, Moringa Oleifera Seed Oil, Ethylhexyl Methoxycinnamate, Dimethicone, Vinyl Caprolactam/VP/Dimethylaminoethyl Methacrylate Copolymer, Tocopherol, Alpha-Isomethyl Ionone, Hydroxycitronellal, Limonene, Fragrance/Parfum.