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Side by side

Living Proof Style Lab Flex Hairspray vs L'Oréal Paris L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray

13 of 13 functions match Formula overlap 56%. Living Proof Style Lab Flex Hairspray and L'Oréal Paris L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray share 2 ingredients among each other's most prominent.

Based on your consultation

Which of these fits your hair?

We check your pattern, moisture need, scalp, fragrance tolerance, weight sensitivity and more against each formula — and say which one lines up.

Your profile at a glance

  • Your answers appear here
  • Your answers appear here
  • Your answers appear here
  • Your answers appear here

When each one is the right call

What each formula is built for, from its own ingredient list.

  • Style Lab Flex Hairspray — protein-sensitive hair
  • L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray — protein-sensitive hair

Side by side

Every trait, aligned

One row per trait, read from each product’s own ingredient list and record. A dash means we have not researched that field for that product — it is not a “no”.

Trait
Living Proof Style Lab Flex Hairspray - 10.5 oz — container Living Proof

Style Lab Flex Hairspray

  • Styler
  • Salon
  • Sulfate-free
  • Silicone-free
Price, size & price per ounce
$34 10.5 oz · $4.00/oz
$8.99 8.25 oz · $1.09/oz
Value / price positioning
Upper-mid price for a hairspray $$$$$ Salon tier · costs more than 71% of the 95 hairsprays we’ve priced
Lower cost than most hairsprays $$$$$ Drugstore tier · costs less than 86% of the 95 hairsprays we’ve priced
Best for hair types
Straight–Wavy A light volumising formula — the lift it adds matters most on straighter hair. Your hair
Straight–Wavy A light volumising formula — the lift it adds matters most on straighter hair. Your hair
Moisture level Same
Moderate Humectants in the working part of the formula. Your hair
Moderate Humectants in the working part of the formula. Your hair
Hold (as stated)
Medium A medium hold, as stated by the brand. Your hair
Maximum A strong hold, as stated by the brand. Your hair
Slip / detangling Same
Little Nothing here is built to reduce combing force. Your hair
Little Nothing here is built to reduce combing force. Your hair
Weight on hair Same
Light Water-first and light: unlikely to flatten fine hair. Your hair
Light Water-first and light: unlikely to flatten fine hair. Your hair
Fragrance
Present Fragrance is listed; it sits below the working ingredients. Your hair
Present Fragrance is listed; it sits below the working ingredients. Your hair
Protein Same
None No protein or amino acids in the list. Your hair
None No protein or amino acids in the list. Your hair
Silicone / wax buildup Same
None Nothing here needs a detergent wash to remove. Your hair
None Nothing here needs a detergent wash to remove. Your hair
Clarifying wash needed
Low Your hair
Low Your hair
Hold system Same
Synthetic polymer Synthetic hold polymers — the firmest of the hold systems. Your hair
Synthetic polymer Synthetic hold polymers — the firmest of the hold systems. Your hair
Cast risk Same
Likely Film formers without much softening them — expect a cast to scrunch out. Your hair
Likely Film formers without much softening them — expect a cast to scrunch out. Your hair
Oil absorption Same
None No absorbent powders or starches. Your hair
None No absorbent powders or starches. Your hair
Oils and butters Same
None No oils or butters in the list. Your hair
None No oils or butters in the list. Your hair
Fast-drying alcohol Same
High in the list Fast-drying alcohol in the first three ingredients. Your hair
High in the list Fast-drying alcohol in the first three ingredients. Your hair
Humidity resistance
Claimed The brand claims humidity resistance; the ingredient list cannot confirm it. Your hair
Formula completeness
out of 10
Complete for its job
out of 10
Covers the core
Who should choose this
  • Protein-sensitive hairthat stiffens when protein is added
  • Dry, thirsty hairhumectants and emollients both sit up front
  • Curly-method routinesno sulfates and no water-insoluble silicones
  • Curl definitionfilm formers hold a clump together
  • Protein-sensitive hairthat stiffens when protein is added
  • Curly-method routinesno sulfates and no water-insoluble silicones
  • Curl definitionfilm formers hold a clump together
  • Fine hairthat flattens under most products
Why you might skip it
  • Scents bother youthis product carries a scent
  • Very dry or damaged hairit contains fast-drying alcohol
  • Anyone who dislikes a castthe film formers here can set firm
  • Scents bother youthis product carries a scent
  • Very dry or damaged hairit contains fast-drying alcohol
  • Anyone who dislikes a castthe film formers here can set firm
from the formula stated by the brand reported by reviewers Scale: 1 dot low · 5 dots high, within this product type.
More facts about each one
Type
Styleraerosol
Styleraerosol
Where to buy
Ulta · Brand website
L'OréAl Paris · Target
Free of
  • sulfate-free
  • silicone-free
  • protein-free
  • curly-method compatible
  • sulfate-free
  • silicone-free
  • protein-free
  • curly-method compatible
Vegan
Vegan · label states
Cruelty-free
Cruelty-free · PETA-listed
Scent
Scented, not described
Scented, not described
Hold
mediumDelivers flexible, touchable, medium-level hold
maxThe current L'Oréal page explicitly states extra strong hold; extra-strong normalizes to max.
Humidity claim
Yes
How often
as needed
as needed

Facts as we recorded them. A dash means we have not researched that field for that product — it is not a "no".

The bottom line

The bottom line depends on your hair

Which of these two suits you is a question about your hair, not about them. The consultation answers it — and tells you what your routine needs around it.

Take the consultation

$49.00 once, for your consultation and hair profile. No subscription, no required purchases.

The detail behind the table

Where the readings above come from: the ingredient lists themselves, each brand’s claims checked against them, what owners report, and cost per ounce in context.

Shared and distinct ingredients

Shared and distinct ingredients

Computed from the ingredient lists as printed. "Shared" means both lists carry it; where it sits on each label is stated, because position is what tells you how much.

What both formulas carry

IngredientStyle Lab Flex HairsprayL'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray
Alcohol Denat.
Drying
#1Leading
#1Leading
Hydrofluorocarbon 152a
Neutral
#2Leading
#2Leading
Water
Neutral
#3Leading
#4Supporting
Fragrance
Fragrance
#12Below the 1% line
#14Below the 1% line
Aminomethyl Propanol
pH balancer
#11Below the 1% line
#6Below the 1% line

What only one of them carries

Full ingredient list — Style Lab Flex Hairspray (15)
Full ingredient list — L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray (14)

Claims check

What each brand says, against what each formula shows

Claims are quoted from each brand. We only mark one supported, partly supported, or conflicting when that product’s ingredient list actually speaks to it.

VerdictsStyle Lab Flex HairsprayL'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray
Supported
1
4
Partly supported
0
0
Stated by brand
2
1
Potential conflict
2
0

Style Lab Flex Hairspray

  • Delivers flexible, touchable, medium-level holdPotential conflictExpect a cast you have to scrunch out.
  • Sets, styles + finishes damp or dry looksStated by brandCan’t be confirmed from label.
  • Brushable, layerable, and reworkablePotential conflictExpect a cast you have to scrunch out.
  • Heat protection up to 410°F/210°CStated by brandOnly lab testing can show this.
  • Silicone-free, oil-free, paraben-free, sulfate-free, phthalate-free, veganSupportedGentler on colour and coils.

L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray

  • extra strong holdSupportedStructure that lasts the day.
  • up to 48-hour holdSupportedStructure that lasts the day.
  • anti-frizzSupportedSmoother strands, less frizz.
  • humidity resistantStated by brandMay help, but not measurable here.
  • micro-diffused lightweight mistSupportedLess likely to weigh hair down.

What owners say

What people report

Recurring themes our researchers wrote in their own words from sourced reviews. We do not store or scrape star ratings, and we never balance one product’s themes against another’s by inventing them.

Style Lab Flex Hairspray

Lightweight formula delivers flexible hold without stiffness or crunchiness.

Fragrance is very strong and overpowering for many sensitive users.

Hold performance varies dramatically across different hair types and conditions.

L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray

A positive older review values the spray for avoiding visible white spots and for a conditioner-like feel; this predates the current dispenser complaints.

L'Oréal most-helpful favourable review by Joshinsharingan

Another long-time customer says three recent cans from different retailers behaved like a wet, hose-like spray that soaked clothing and made them seek a replacement.

L'Oréal customer review by Bdor

A recent fine-haired user says the newest cans spray as a heavy, sticky, watery coating rather than the former fine mist and leave hair too stiff to comb.

L'Oréal customer review by JJ47

One reviewer says the product made their hair stiff and frizzy rather than improving weather control.

L'Oréal most-helpful critical review by Robin

Price check

Cost per ounce, in context

Cost per ounce against every product of this type we have priced, each at the size it is most often sold in. Value labels are computed from that percentile and from how many products that do the same job cost less; they are comparisons, not judgements about a brand.

$1.09/oz vs $4.00/oz — Living Proof Style Lab Flex Hairspray costs about 3.7× more per ounce than L'Oréal Paris L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray.

$0.50/oz median $2.85/oz $12.22/oz $4.00/oz Style Lab Flex Hairspray $1.09/oz L'Oréal Paris Advanced Hai

Every mark sits on one distribution because these are compared against the same set: 95 hairsprays with a computable unit price.

Value readStyle Lab Flex HairsprayL'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray
Label
Upper-mid price for a hairspraySits in the middle of the range for hairsprays per ounce.
Lower cost than most hairspraysCosts less per ounce than most hairsprays we have researched.

Computed from cost per ounce against every product of this type we have priced, and from how many products that do the same job cost less. It is a comparison, not a judgement about the brand.

Compare with something else

Close formulas to each of these, as their own comparison pages.

Style Lab Flex Hairspray · L'Oréal Paris Advanced Hairstyle LOCK IT Weather Control Hairspray · All hairsprays in the library

How this page was made

  • This page is assembled from the same researched records the individual product pages render: identity, each ingredient list as printed, each brand's own claims, dated price observations, and review themes written in our researchers' own words. Nothing on it is written per comparison.
  • We do not rank these against each other. Which of them suits you depends on your hair, and that is what the consultation works out.
  • The formula similarity percentage is a stored, precomputed number: position-weighted overlap of the two ingredient lists blended with agreement on the attributes we derive. It measures how alike two formulas are, not how well either works.
  • The value band is a fixed label over two stored numbers: this product’s cost per ounce as a percentile of every product of this type we have priced, each at the size it is most often sold in, and how many products we score as doing the same job cost at least a quarter less per ounce.
  • The "Is this right for you?" panel reads only your own consultation answers, and it applies exactly the filters our recommendation engine applies. It is computed when you load the page and is never stored on it.
  • 7 sources were consulted across the products on this page.
  • Ingredient order tells you relative amount only above roughly 1%. Prices are observations on the dates shown and change without notice. We do not sell these products and take no placement fees.
  • This is cosmetic information, not medical advice, and nothing here diagnoses or treats a health condition.

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