Welcome to our breakdown of the 19 best KMS Thermashape Hot Flex Spray dupes and alternatives.
Looking for dupes for a different product? You can use our Dupe Finder to search for them!
If you'd like to see the all of the KMS dupes that we've found, check out our best KMS dupes guide.
We use hundreds of science-backed factors to find you the best dupes.
Learn more about our dupe methodology
Our Roundup
Here's a quick roundup of our findings. Continue reading for the full breakdown!
Blowpro's Heat Is On Daily Primer is the dupe with the most similar ingredients. Our matching methodology puts it at an 44% ingredient match!
Of all of the dupes for this product, Wella's EIMI Thermal Image Heat Protection Spray is the most liked by our community. Our matching algorithm puts it at an 57% overall match!
- Blowpro Heat Is On Daily Primer 1
- Sebastian Professional Trilliant Shine And Heat Protection Spray 2
- Garnier Sleek & Shine Flat Iron Perfector Straightening Mist 3
- Sim Sensitive DS Heat Protection Spray 4
- Design Essentials Agave And Lavender Blow-Dry And Styling Primer 5
- Spa Luxury Professional Heat Defense Spray 6
- REF Stockholm Heat Protection Spray N230 7
- Paul Mitchell Hot Off The Press Heat Protectant 8
- REDKEN Thermal Spray Low Hold 9
- IDA WARG Beauty UV & Heat Protection Spray 10
- Four Reasons Professional Heat Shield 11
- Aussie SOS Heat Saviour Conditioning Spray 12
- Superdrug Extracts Mallow Flower Heat Protection Spray 13
- R & Co Chainmail Thermal Protection Styling Spray 14
- Wella EIMI Thermal Image Heat Protection Spray 15
- Not Your Mother’s Beat the Heat Thermal Styling Spray 16
- Softsheen-Carson Dark & Lovely Blowout Heat Shield Primer Mist 17
- Four Reasons Original Heat Styler 18
- Balea Hitzeschutzspray 2-Phasen 19
Overview
What it is
Heat protectant with 18 ingredients
Cool Features
It is vegan, cruelty-free, fungal acne (malassezia) safe, and reef safe
Suited For
It has ingredients that are good for dry skin, brightening skin and scar healing
Free From
It doesn't contain any oils, parabens or sulfates
Blowpro Heat Is On Daily Primer
66% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both cruelty-free heat protectants that contain. They've got a total of 10 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin, brightening skin and scar healing.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Sebastian Professional Trilliant Shine And Heat Protection Spray
65% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both heat protectants that contain. They've got a total of 6 ingredients in common.
They both do not contain any oils, parabens or sulfates. They both contain harsh alcohols, fragrances and silicones.
They're both likely to be good for dry skin and brightening skin.
Both products are also fungal acne (malassezia) safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Garnier Sleek & Shine Flat Iron Perfector Straightening Mist
64% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, fragrances and silicones.
They're both likely to be good for dry skin.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Sim Sensitive DS Heat Protection Spray
64% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both cruelty-free heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any common allergens, parabens or sulfates. They both contain harsh alcohols and silicones.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Design Essentials Agave And Lavender Blow-Dry And Styling Primer
63% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens or sulfates. They both contain fragrances and silicones.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
KMS Thermashape Hot Flex Spray
63% match
with the ingredients and function of Spa Luxury Professional Heat Defense Spray
Dupe Explained
These products are both heat protectants that contain. They've got a total of 6 ingredients in common.
They both do not contain any common allergens, parabens or sulfates. They both contain silicones.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
REF Stockholm Heat Protection Spray N230
62% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 10 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols and fragrances.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Paul Mitchell Hot Off The Press Heat Protectant
62% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 7 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, common allergens, fragrances and silicones.
They're both likely to be good for dry skin, brightening skin and scar healing.
Both products are also fungal acne (malassezia) safe and reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
REDKEN Thermal Spray Low Hold
60% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, fragrances and silicones.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
IDA WARG Beauty UV & Heat Protection Spray
60% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols and fragrances.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
KMS Thermashape Hot Flex Spray
59% match
with the ingredients and function of Four Reasons Professional Heat Shield
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens. They both contain harsh alcohols and fragrances.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Aussie SOS Heat Saviour Conditioning Spray
59% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both cruelty-free heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, fragrances and silicones.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
KMS Thermashape Hot Flex Spray
59% match
with the ingredients and function of Superdrug Extracts Mallow Flower Heat Protection Spray
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 8 ingredients in common.
They both do not contain any common allergens, oils, parabens or sulfates. They both contain harsh alcohols, fragrances and silicones.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
KMS Thermashape Hot Flex Spray
58% match
with the ingredients and function of R & Co Chainmail Thermal Protection Styling Spray
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 9 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols and fragrances.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
KMS Thermashape Hot Flex Spray
57% match
with the ingredients and function of Wella EIMI Thermal Image Heat Protection Spray
Dupe Explained
These products are both heat protectants that contain. They've got a total of 6 ingredients in common.
They both do not contain any common allergens, oils, parabens or sulfates. They both contain harsh alcohols, fragrances and silicones.
They're both likely to be good for dry skin and brightening skin.
Both products are also fungal acne (malassezia) safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Not Your Mother’s Beat the Heat Thermal Styling Spray
56% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 5 ingredients in common.
They both do not contain any common allergens, oils, parabens or sulfates. They both contain harsh alcohols and fragrances.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
Softsheen-Carson Dark & Lovely Blowout Heat Shield Primer Mist
55% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both heat protectants that contain. They've got a total of 9 ingredients in common.
They both do not contain any parabens. They both contain harsh alcohols, fragrances and silicones.
They're both likely to be good for dry skin and brightening skin.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
KMS Thermashape Hot Flex Spray
55% match
with the ingredients and function of Four Reasons Original Heat Styler
Dupe Explained
These products are both vegan and cruelty-free heat protectants that contain. They've got a total of 7 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, common allergens, fragrances and silicones.
They're both likely to be good for dry skin, brightening skin and scar healing.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
KMS Thermashape Hot Flex Spray
51% match
with the ingredients and function of Balea Hitzeschutzspray 2-Phasen
Dupe Explained
These products are both vegan heat protectants that contain. They've got a total of 7 ingredients in common.
They both do not contain any parabens or sulfates. They both contain harsh alcohols, common allergens and fragrances.
They're both likely to be good for dry skin, brightening skin and scar healing.
Both products are also reef safe.
Price Comparison
Learn more about this dupe
Looking for a full breakdown of the similarities and differences between these two products?
Check out our full comparison of these two products for all the details!
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