Brooks · Sports Performance Undergarments
Brooks Women's Limitless Racerback Sports Bra
Low-Medium risk. No water-resistant coating.
Brooks sports bra uses nylon and spandex without disclosed water-repellent treatment. No PFAS claims or verification available.
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Material
Nylon, spandex blend fabric
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Synthetic fiber shedding and microplastic release
Nylon-spandex blends do shed microscopic fibers during washing and wear, contributing to aquatic microplastic pollution. This is a material-class issue, not brand-specific, and poses no direct health risk to the wearer but environmental concern during laundry.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Azo dyes and colorant toxicity
Brooks does not disclose dye chemistry for this bra. No recalls or documented azo-dye violations are on record for Brooks apparel. Standard nylon-spandex blends use acid and disperse dyes; if compliant with EU/REACH standards (applied in most major manufacturing), restricted azo dyes are excluded, but US regulatory baseline is less stringent.
Formaldehyde / VOCs
Uncoated nylon-spandex blends do not typically require formaldehyde resin finishes for color or wrinkle resistance. No evidence suggests Brooks uses these on this product. Risk is substantially lower than with cotton-heavy or heavily finished athletic wear.
Source, ATSDR ↗Antimony in polyester/spandex
Spandex (polyurethane elastomer) may contain trace antimony as a catalyst in manufacturing, but levels in finished apparel are not documented as a health concern during wear. No recalls or health complaints tied to antimony in athletic spandex exist on public record.
Skin irritation from dyes or finishes
No documented complaints of contact dermatitis or allergic reactions to this specific bra are on record. Risk is typical for the category; individuals with sensitive skin or dye allergies should test fit or select certified organic alternatives.
The full breakdown
What it's made of and why it matters
This bra is constructed from a nylon and spandex (elastane) blend typical of athletic wear. Nylon is a synthetic polymer with low leaching risk in normal wear; spandex provides stretch and recovery but can degrade over time with heat and UV exposure. Neither material is known to off-gas formaldehyde or volatile organics in quantities of concern during normal use. The absence of a water-resistant or moisture-wicking coating means no Teflon-family coating (Teflon-type coating-type) fume risk during washing or wear.
The brand's record and disclosure
Brooks Sports (part of Berkshire Hathaway since 2006) has a low profile for chemical safety controversies in apparel. The company does not publicly advertise third-party certifications (OEKO-TEX, GOTS) for this line, nor does it publish detailed chemical restriction policies specific to athletic bras. No recalls or health complaints tied to this product are on public record. Brand transparency on textile sourcing and dye chemistry is typical for the athletic wear industry rather than exemplary.
How it compares in its category
Athletic bras in this price and performance tier (standard nylon-spandex blends) are the mainstream baseline; they carry similar hazard profiles to competitors like Nike, Adidas, and other uncoated performance fabrics. Certified organic or OEKO-TEX-verified alternatives exist at higher cost but are not the market norm. This product's lack of specialty coatings actually positions it as lower-risk than water-resistant or antimicrobial-treated variants, which may introduce additional chemical additives.
If you buy it
Wash in cool or warm water (under 40C/104F) to slow spandex degradation; avoid chlorine bleach and fabric softeners, which accelerate elastane breakdown. Do not machine dry; hang or lay flat to preserve elastic properties and prevent synthetic melting. Replace when elastic loses recovery (usually 1-2 years of regular use), as worn spandex can chafe skin. Standard laundry practices pose no acute chemical exposure risk with this material.
What we don’t know
- Basis
- Model estimate, 72% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Brooks has made none
Formulations change between production runs, so check the current label. How we grade.
More sports performance undergarments grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.