FabricIQ
Reading the label…
FabricIQ
Reading the label…

Well-made, but rough on the environment.
Best for Buy once, keep for years to amortize the production hit.
This product scored 81/100 on the material-quality rubric (durability, comfort, breathability, warmth, moisture-wicking, care-ease), based on its composition of 84% Merino Wool, 12% Nylon, 4% Spandex. Sustainability is scored separately as the Eco Rating. Blended from 84% Merino Wool, 12% Nylon, 4% Spandex — the score is a weighted average based on each material's proportion.
B (70-84): Good material composition — above average across most axes.
Good quality
Well-balanced fabric that should serve you well. The natural-synthetic blend offers durability with comfort. Follow the care guide to maximize lifespan.
Better-than-typical fabric for this category, at a below-median price.
Fabric value only — compares material quality to price vs other shorts. Construction, fit, and brand aren't measured.
84% Merino Wool, 12% Nylon, 4% Spandex
Mostly natural with stretch
Sustainability is scored separately — see the Eco Rating below.
Synthetic fabrics can contain BPA, which mimics estrogen. Studies have found BPA transferring to skin through sweat contact.
This fabric will take 200+ years to decompose. That means a shirt you buy today will still exist in the year 2226.
Dryer heat destroys spandex/elastane over time. Your leggings and stretchy clothes will last 2x longer if you skip the dryer.
Knit — soft, stretchy
Strong cost-per-wear
Base for Shorts: 120 expected wears.
× 1.00 for Merino Wool (mid-durability fiber, durability 74).
= 120 expected wears. $35 ÷ 120 ≈ 29¢/wear.
Missing GSM — this is a category-level estimate, not garment-specific. Expect ±30% variance.
Real life is messier than a formula: how often you wash, how you wash, whether you wear it inside-out, dry on low — all of it shifts the number. This is the ceiling under reasonable care.
Wash
cold (30°C)
Bleach
Do not bleach
Dry
flat dry
Iron
Excellent warmth (81) and durability (74) for cold weather
Excellent durability (74) and comfort (83) for office wear
Good breathability (77) and moisture wicking (83) for light activity
Good comfort (83) and care ease (55) for casual wear
Good comfort (83) and breathability (77) for sleeping
Good breathability (77) and comfort (83) for undergarments
Higher-rated shorts products — each card shows how much better this alt scores vs your current product.
Microplastic shedding · skin-contact synthetic load · likely chemical treatments
Moderate health impact — some synthetic content or possible chemical treatments. Rotate with natural-fiber alternatives where you can.
Very low
16% synthetic
Formaldehyde, Biocide
Materials will persist in the environment for decades.
We rate the fabric, not the garment. Composition is the floor of what you're guaranteed to be getting — most shoppers don't have that.
Added Jun 7, 2026 · Data last updated Jun 7, 2026
low
Dry Clean
recommended
Good moisture wicking (83) and durability (74) for weather protection
Good durability (74) and breathability (77) for outdoor activities
Good sustainability score (66)

Unbound Merino
Women's Ultrafine Merino Sleep Shorts
100% Merino Wool