best seller 🔥
GOOD BEHAVIOR SMOOTHING SPRAY
Anti-Frizz + Humidity Protectant
(272 reviews)
Our heat-activated smoothing spray is literally like keratin in a can. The innovative bonding polymers are essential for ultra-smooth, frizz-free shine that lasts all day.
Smooths and Adds Shine
Glass-Like Finish
Safe for all hair types
24-Hour frizz control
450°F heat protection
Heat-Activated Formula
Register now and earn 28 points
Bundle & Save:
1 Spray
$22.67/Unit
Buy 2 Get 1 Free
$20.40/Unit
Buy 3 Get 2 Free
15% off • Free Shipping • Skip & cancel anytime
Pay in 4 interest-free installments with ShopPay
Also Available In:
WHAT IS GOOD BEHAVIOR?
Good Behavior is our best selling smoothing system for frizz-prone hair. The Spirulina Protein Smoothing Spray gives you the super smooth, high-shine results of a keratin treatment, while doubling as a heat protectant. It’s all thanks to our innovative bonding polymers. Our heat-activated formula is a must-have for blowouts and other heat styles.
HOW TO USE IT
Generously apply to damp hair in sections and comb through.
Blow dry in sections to activate formula.
Style as usual!
Pro-tip: For maximum smoothing, apply again and finish with a flat iron.
Key INGREDIENTS
SPIRULINA PROTEIN: Strengthens and nourishes.
INNOVATIVE BONDING POLYMERS: Mimic the frizz-free, high-shine coating of a keratin treatment when activated by heat.
Clinically Proven
24-hour frizz control
450°F heat protection
In a consumer test, 100% agreed their hair looked like they got a keratin treatment at a salon.
Perfect For…
Frizz-prone hair
Blowouts
Straightening
All heat styling
Safe for all hair types
Colored or chemically treated hair
As Seen In:
"The Most Amazing Hair
Product!!"
“Let me tell you, it does what it says! It has changed the texture of my hair to silky and smooth. If you’re a girl with dry, thick, or coarse hair that never straightens, try it!! I promise, you won’t be disappointed!!”
–Lisa S.
Like Keratin in a Can
Transform frizzy, unruly hair into sleek, shiny strands in minutes with Good Behavior Smoothing Spray. Our anti-frizz formula is your secret weapon for salon-worthy results from home.
HOW TO USE
This is space for a subheadline – a few sentences about how to use Good Behavior, and how easy it is to get those results and keep your hair frizz-free.
HOW TO USE
Generously apply to damp hair in sections and comb through.
Blow dry in sections to activate formula.
Style as usual!
Pro-tip: For maximum smoothing, apply again and finish with a flat iron.
Good Behavior is Perfect For…
Our anti-frizz smoothing spray is essential for your favorite heat styles. It’s safe for all hair types, including colored and chemically treated.
Frizz-Prone Hair
Blowouts
Heat Styling
All Hair Types
KEY INGREDIENTS
KEY INGREDIENTS
SPIRULINA PROTEIN
Strengthens and nourishes
INNOVATIVE BONDING POLYMERS
Mimic the frizz-free, high-shine coating of a keratin treatment when activated by heat.
All ingredients: Alcohol Denat., Hydrofluorocarbon 152a, Butyl Ester of PVM/MA Copolymer, PEG/PPG-17/18 Dimethicone, Aqua/Water/Eau, Vanillin, C12-15 Alkyl Benzoate, Aminomethyl Propanol, Hydrolyzed Corn Protein, Hydrolyzed Soy Protein, Hydrolyzed Wheat Protein, Silicone Quaternium-16, Undeceth-11, PEG/PPG-18/18 Dimethicone, Glycerin, Cinnamidopropyltrimonium Chloride, Butyloctanol, Undeceth-5, Butylene Glycol, Spirulina Maxima Extract, Arctium Lappa Root Extract, Parfum/Fragrance, Alpha-Isomethyl Ionone
VIEW ALL INGREDIENTS
KEY INGREDIENTS
KEY INGREDIENTS
SPIRULINA PROTEIN
Strengthens and nourishes
INNOVATIVE BONDING POLYMERS
Mimic the frizz-free, high-shine coating of a keratin treatment when activated by heat.
All ingredients: Alcohol Denat., Hydrofluorocarbon 152a, Butyl Ester of PVM/MA Copolymer, PEG/PPG-17/18 Dimethicone, Aqua/Water/Eau, Vanillin, C12-15 Alkyl Benzoate, Aminomethyl Propanol, Hydrolyzed Corn Protein, Hydrolyzed Soy Protein, Hydrolyzed Wheat Protein, Silicone Quaternium-16, Undeceth-11, PEG/PPG-18/18 Dimethicone, Glycerin, Cinnamidopropyltrimonium Chloride, Butyloctanol, Undeceth-5, Butylene Glycol, Spirulina Maxima Extract, Arctium Lappa Root Extract, Parfum/Fragrance, Alpha-Isomethyl Ionone
frequently asked questions
What does Good Behavior Smoothing Spray do?
Good Behavior Smoothing Spray mimics the high-shine, smoothing properties of a keratin treatment. When activated with heat, it helps smooth and control frizz for up to 24 hours, while leaving your hair glossy. Plus, it protects from heat up to 450°F.
Do I have to use heat with this product?
Yes, Good Behavior Smoothing Spray is a heat-activated formula. It will not create the same smooth, shiny results without heat. For best results, apply the spray then use a blow dryer or diffuser to seal it in.
Is Good Behavior Smoothing Spray safe for my hair?
Yes! Good Behavior is safe for all hair types, including colored and chemically treated hair. Our formula is also a heat protectant and helps protect the surface of the hair from heat damage.
Not to mention, our Smoothing Spray is vegan, gluten-free, and free from parabens, sulfates, phthalates, mineral oils, and other harmful ingredients.
Will Good Behavior work on curly or coily hair?
Of course! Good Behavior Smoothing Spray is formulated for all hair types, including curly and coily textures. If you have extremely thick, coarse, or coily hair, you may also benefit from adding our Good Behavior Blowout Balm to your routine.
Are IGK products tested on animals?
No, IGK does not test on animals and is Leaping Bunny certified.
Is this safe to use with a keratin treatment?
Yes, because IGK products are formulated without SLS and SLES, they should be safe to use on keratin-treated hair.
What is your return policy?
IGK Hair offers free returns* and/or exchanges for IGK Hair products within 30 days of product receipt for item(s) purchased on igkhair.com. Products purchased from our salon and retail partners should be returned to the original place of purchase. Please note that returned merchandise must be unopened or gently used. Shipping fees are non-refundable.
To start your return or exchange visit our Returns Center. You'll need the order number and email address associated with your purchase, or your shipping zip code. Please note if there is a price difference to be paid in an exchange an invoice is emailed. The invoice must be paid before the exchange order is released. If you have used Afterpay as a payment method, please be aware that the processing times may be longer.
If you have any further questions, please contact our client services at [email protected] with your order number mentioned in the subject line.
*exclusions apply to our free return policy