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✨ Unlock glass-like hair, anytime, anywhere!
IGK GOOD BEHAVIOR Spirulina Protein Smoothing Spray is a vegan, cruelty-free heat protectant that mimics keratin treatment results with plant-based proteins and formaldehyde-free polymers. It smooths frizz, adds high gloss, nourishes hair and scalp, reduces blow-dry time, and guards against humidity—all in a convenient 2.4 oz travel size.









| ASIN | B07Z2X1485 |
| ASIN | B07Z2X1485 |
| Benefits | Nourishing, smoothing, high gloss, heat protection, moisture resistant |
| Best Sellers Rank | 46,692 in Beauty ( See Top 100 in Beauty ) 74 in Hair Heat Protection Sprays |
| Brand Name | IGK |
| Country Of Origin | USA |
| Country of origin | USA |
| Customer Reviews | 4.1 4.1 out of 5 stars (3,350) |
| Customer reviews | 4.1 4.1 out of 5 stars (3,350) |
| Delivery information | We cannot deliver certain products outside mainland UK ( Details ). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout. |
| Hair Type | dry, Frizzy |
| Is discontinued by manufacturer | No |
| Item Form | Spray |
| Item Volume | 2.4 Fluid Ounces |
| Item Weight | 2.4 Ounces |
| Item model number | BEHAVIOR |
| Liquid Volume | 2.4 Fluid Ounces |
| Manufacturer | IGK |
| Manufacturer | IGK |
| Material Type Free | Paraben Free |
| Number of Items | 1 |
| Product Dimensions | 3.81 x 3.81 x 10.67 cm; 68.04 g |
| Scent Name | Blackberries, Dewy Violet and Sandalwood |
| UPC | 810021400228 810021404523 810021403663 810021401249 810021404035 |
| Unit Count | 2.4 Grams |
M**H
Love it but too expensive
Excellent product but far too expensive. Wish I could commit to buying again, for now I’ll be looking for a UK alternative.
N**M
Hair like glass - yes please!
Hair is so finished and glossy after using! It’s so hard to get a bottle of this but it’s basically a lacquer for your hair! Theres a bit of a stickiness to it until you dry and flat iron but worth it for the glass-like finish.
N**P
Tiny but effective. Only worth it for salon-level results
I have not used this spray much yet, but it already makes my hair smoother and softer without feeling greasy. It gives a lovely healthy shine and keeps my hair protected from heat when I blow dry. It also perfectly protects my curls during blowouts and they come back afterward like nothing happened. The scent is light and pleasant which I like. The bottle is really tiny for the price, so it is not the best value for money, but it performs well if you want professional looking results at home.
A**R
IGK Smoothing Spray
My daughter loves this product and finds it better than any of the others she has tried.
N**O
The best
There not anything like this, completely amazing!
D**H
Just fyi this is very small and not worth the price. You can get a bigger one for way cheaper. Big waste of money i wish i could return it.
C**.
Geruch schrecklich, viel zu teuer für die kleine Flasche
~**~
For some reason, this took forever to be shipped. I'd seen the videos on social media and was excited to try it, so the wait was torturous. I used it on my first blow out after it was delivered. I have fine hair, so I errored on the side of caution and could have used more. The smell is just okay, but the fumes from the aerosol are absolutely awful. It legit makes breathing hard and my lungs are not a fan. I have to hold my breath before spraying, apply, and quickly escape the room to let it dissipate. I'm convinced that it works on my hair, but the fumes are toxic. I've used this about half a dozen times and I've learned that I need to be pretty precise with my application: I have fine hair, so too much close to my roots or on the top layer of my hair and it looks greasy, too little and I may as well not have used any, but if I get it *just* right? Shiny perfection! Would I buy this again? Maybe, but I'd only purchase from my beauty supply store where they sell it at half the retail cost, and I won't use it daily because the fumes seriously do make breathing a challenge. It does work and people with thicker or drier hair may find it a lot more forgiving when it comes to applying too much.
M**H
This is my favorite hair Protectant spray and I have repurchased several times. It has a nice scent and I feel really makes a difference in protecting my hair against heat styling. It is not sticky and it does not leave my hair with a rough texture.
K**H
Love Love Love this product! It does help to keep my natural blow out or flat iron hair styles straighter for much longer. It works for black hair! I just wish the price was more reasonable. But I recommend it overall!
Trustpilot
2 months ago
1 month ago