Thread Report — Comparison

Acne Studios vs Glassons: Fabric Composition Compared.

We pulled fabric composition data from 387 Acne Studios products and 870 Glassons products. Acne Studios comes out clearly ahead at 77.6% average natural fibre vs Glassons's 38.8% — a 38.8-point gap.

TL;DR

Acne Studios wins on both natural fibre content (77.6% vs 38.8%) and on having fewer polyester-heavy products (9.8% vs 24.9%). The headline gap is 38.8 percentage points of natural fibre per garment.

77.6%Acne Studios avg natural %
38.8%Glassons avg natural %
1,257Products analysed

By the Numbers

MetricAcne StudiosGlassonsBetter
Products in sample387870Glassons (larger sample)
Avg natural fibre %77.6%38.8%Acne Studios (over Glassons)
% items ≥95% natural57.4%22.1%Acne Studios (over Glassons)
% items polyester-majority9.8%24.9%Acne Studios (over Glassons)

Average natural fibre % per garment

Acne Studios
77.6%
Glassons
38.8%

% of catalogue that's polyester-majority

Acne Studios
9.8%
Glassons
24.9%

% of catalogue that's nearly all-natural (≥95%)

Acne Studios
57.4%
Glassons
22.1%

Top Fibres, Side by Side

How often each fibre appears across each brand's catalogue. A higher number means more products in the sample list that fibre on the label.

FibreAcne Studios (% of products)Glassons (% of products)Diff
Cotton0%0%+0
Polyester0%0%+0
Viscose0%0%+0
Elastane0%0%+0
Wool0%0%+0
Nylon0%0%+0

By Category

Average natural fibre % per garment, by category. Counts in parentheses show the number of products from each brand in the sample.

CategoryAcne Studios (count)Glassons (count)Diff
Jacket72.8% (40)24.2% (24)+48.6
Dress63.9% (29)18% (44)+45.9
Sweater93.2% (10)53% (13)+40.2
Coat82.3% (12)53.7% (5)+28.6
Skirt55.3% (19)38.2% (68)+17.1
Hoodie95.2% (16)82.5% (8)+12.7
Jeans94.8% (73)99.9% (16)-5.1
T-Shirt86.9% (42)84.1% (21)+2.8

Where they're similar

Both brands lean on the same core fibres. cotton, polyester, viscose appear in the top five for both Acne Studios and Glassons.

Where they differ

Acne Studios runs 38.8 percentage points higher on average natural fibre than Glassons (77.6% vs 38.8%). Glassons is markedly more polyester-heavy: 24.9% of items are 50%+ polyester, vs 9.8% at Acne Studios. If you specifically want nearly-all-natural garments, Acne Studios has 57.4% of its catalogue at that level — Glassons sits at 22.1%. The biggest category divergence is jackets — Acne Studios at 72.8% natural fibre, Glassons at 24.2%.

Verdict

Acne Studios is the clearer pick on fabric composition — 38.8 percentage points more natural fibre on average than Glassons, with 57.4% of items at the nearly-all-natural mark vs 22.1%. That said, neither brand is "natural-only" — even at Acne Studios, the majority of items contain some synthetic fibre. Always check the label.

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Frequently Asked Questions

Is Acne Studios or Glassons better quality fabric?

Based on average natural fibre content, Acne Studios edges ahead — 77.6% vs 38.8% per garment across the 1,257 products we analysed. Higher natural fibre content generally correlates with better breathability, fewer microplastics, and longer wear.

Does Glassons use more polyester than Acne Studios?

Yes. 24.9% of Glassons products are polyester-heavy (50%+ polyester), compared to 9.8% at Acne Studios.

How many products did you analyse for Acne Studios vs Glassons?

387 Acne Studios products and 870 Glassons products — every item with a parseable fabric composition label from each brand's site.

Which has more 100% natural pieces — Acne Studios or Glassons?

Acne Studios. 57.4% of Acne Studios products are nearly all-natural (95%+ natural fibre by composition) versus 22.1% at Glassons.

What's the most common fibre at Acne Studios and Glassons?

Cotton is the most common fibre at Acne Studios (in 61% of products), while Elastane leads at Glassons (53.8% of products).

Are Acne Studios jackets better than Glassons's?

For jackets specifically, Acne Studios averages 72.8% natural fibre vs Glassons's 24.2%. That's a meaningful gap — if you're shopping that category, Acne Studios is the safer default.

→ Full Acne Studios report→ Full Glassons report→ All brands ranked

Related reports.

Acne Studios Full Report387 products analysedGlassons Full Report870 products analysedAll Brand RankingsEvery brand ranked by natural fibre %
Methodology: Fabric composition pulled from product pages on each brand's site. 387 Acne Studios products, 870 Glassons products. "Natural" counts cotton, linen, wool, silk, cashmere, hemp and leather at 100%; viscose, rayon, lyocell, modal and bamboo at 50% (semi-synthetic). Polyester-majority = 50% or more polyester by label. Comparing Acne Studios and Glassons. Data refreshed monthly.

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About the Thread ReportWhat the dataset is, how it's built, and how to cite it.All brand reportsFabric breakdowns for every retailer we track.Brand rankingsWho uses the most natural fibre — and the most polyester.Brand comparisonsHead-to-head fabric data for every viable brand pair.Research findingsOriginal findings built on the dataset.State of FabricThe annual report on fashion's fibre mix.MethodologyHow we classify fibres and compute every number.Fabric guides & researchHow to read labels, decode fibres, shop smarter.

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