Welcome to our complete breakdown of the top 6 KMS dupes and alternatives that we've found.
If you're searching for dupes of a specific KMS product, you can use our Dupe Finder to search for them!
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!
Ouai's Medium Hair Conditioner is the dupe with the most similar ingredients. Our matching methodology puts it at an 39% ingredient match to KMS's Thermashape Straightening Conditioner!
Of all of the dupes for this product, Ouai's Medium Hair Conditioner is the most liked by our community. Our matching algorithm puts it at an 64% overall match with KMS's Thermashape Straightening Conditioner!
KMS Thermashape Straightening Conditioner
64% match
with the ingredients and function of Ouai Medium Hair Conditioner
Dupe Explained
These products are both cruelty-free conditioners that contain Vitamin E. They've got a total of 14 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 anti aging, dry skin, brightening skin, sensitive 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!
Ouai Thick Hair Conditioner
64% match
with the ingredients and function of KMS Thermashape Straightening Conditioner
Dupe Explained
These products are both cruelty-free conditioners that contain Vitamin E. They've got a total of 14 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 anti aging, dry skin, brightening skin, sensitive 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!
ghd Pick Me Up Root Lift Spray
60% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both cruelty-free styling creams & sprays 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, common allergens, 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!
John Frieda Frizz Ease Brazilian Sleek Frizz Immunity Conditioner
58% match
with the ingredients and function of KMS Thermashape Straightening Conditioner
Dupe Explained
These products are both conditioners 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, common allergens, fragrances and silicones.
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!
Keune Care Lumi Coat Luminous Shine Spray
58% match
with the ingredients and function of KMS Thermashape Hot Flex Spray
Dupe Explained
These products are both cruelty-free styling creams & sprays that contain. They've got a total of 6 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!
KMS Thermashape Hot Flex Spray
57% match
with the ingredients and function of Hair By Sam McKnight Save the Do Blow Dry Style Starter
Dupe Explained
These products are both cruelty-free styling creams & sprays 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.
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!
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The data we've presented on this page has been verified by a member of the SkinSort Team.
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