Reebok · Waterproof Sports Undergarments
Reebok Women's Sleeveless Training Tank Top
Lower concern. Basic athletic tank with no water-repellent coating or stain treatment.
Sleeveless training tank is plain polyester blend with no water-repellent or stain-resistant coating mentioned. No PFAS disclosure expected for uncoated sportswear.
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Material
polyester blend fabric, no special coating
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Category baseline
clothing is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
This tank is polyester blend (polyester primary fiber), likely 88% polyester/12% spandex or similar ratio based on typical Reebok athletic construction. Polyester itself is chemically stable during normal wear. The hazard surface is the dyes and finishing chemicals applied during manufacturing. No water-repellent or stain-resistant coating is claimed, which removes one major source of textile chemical burden. The spandex component (elastane) can offgas slightly but is minimal at this blend ratio.
The brand's record and disclosure
Reebok does not publicly disclose restricted substance testing results or dye/finish chemical inventories for most apparel lines, including basic tanks. The brand has faced no major recalls or legal action tied to formaldehyde, heavy metals in dyes, or azo dyes in recent years. Reebok is owned by Authentic Brands Group (as of 2022) following Adidas divestiture; safety standards inherited from Adidas supply chains remain in place but transparency remains limited for mid-tier products.
How it compares in its category
Uncoated polyester athletic tanks are among the lower-risk garment types because they lack chemical finishes (water-repellent coating, antimicrobial, or flame retardant coatings). Reebok's standard manufacturing is comparable to Nike, Adidas, and Under Armour basics in chemical hazard profile. This tank offers no certification (Oeko-Tex, GOTS, bluesign) that would reduce dye/finish risk; certified competitors exist but at higher price. For unadorned athletic basics, Reebok sits in the middle-market safety tier.
If you buy it
Wash in cool water before first wear to reduce loose dyes and residual finishes. Use gentle or regular cycle (no heat needed for polyester/spandex blend). Avoid chlorine bleach and very hot water, which can degrade spandex and potentially mobilize trace heavy metals in darker dyes. Replace when elastication fails (typically 60-100 wears for athletic tanks) or visible pilling/degradation occurs. Machine dry on low or air dry; high heat weakens spandex.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Azo dyes and heavy metal dye residues
Polyester tanks require synthetic dyes. Reebok does not publicly certify azo dye restrictions or cadmium/lead limits in colorants. Risk is low in actual use (dyes are fixed to fiber) but small dye bleed in early washes and onto skin is possible. Darker colors carry slightly higher risk profile.
Formaldehyde in textile finish resins
Low-level formaldehyde is used in many polyester blend finishes for wrinkle resistance and color lock. Reebok does not disclose formaldehyde limits. Off-gassing risk is minimal post-manufacture and wash, but new garment odor may indicate residual finish.
Antimony in polyester fiber
Polyester can contain antimony as a catalyst residue from synthesis. Modern fiber makers (used in Reebok supply) typically maintain low antimony content and Reebok products have not been flagged in testing. No recall or contamination on record for this product line.
Spandex (elastane) degradation and microfiber release
Spandex component will degrade over time with heat, UV, and chlorine exposure, potentially releasing microfibers. This is a wear-and-tear issue rather than a manufacturing hazard. Replacement every 12-24 months of regular use is typical for athletic tanks.
Fragrance or finishing chemical allergens
Reebok does not disclose fragrance or finishing agents in manufacturing. Individuals with sensitive skin or fragrance sensitivity may react to residual finish chemicals. Pre-wash strongly recommended.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
More waterproof sports 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.