Organic Company · Curtains
Quince Cotton Sheer Curtain Set
Lower concern, plain cotton curtains rarely treated with PFAS, but brand transparency is absent.
Quince's cotton sheer curtains are untreated woven cotton, a material category with minimal PFAS risk since no water-repellent, stain-resistant, or nonstick coatings are typical. The brand makes no PFAS claims or disclosures.
Shop Organic Company on Amazon →Material
100% cotton (sheer weave)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Category baseline
furniture is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
This product is 100% cotton in a sheer weave, meaning it is a light, breathable fabric with minimal chemical processing typical of basic curtain construction. Cotton fiber itself is chemically inert once grown, but the finishing steps (scouring, bleaching, dyeing) introduce the primary risk window. Sheer curtains are decorative and non-contact-intensive, so skin absorption hazards are lower than for apparel or bedding. The material has no inherent flame-retardant or stain-resistant coatings unless explicitly applied, which is uncommon in budget sheer curtains.
The brand's record and disclosure
Organic Company does not disclose fiber certifications (GOTS, OEKO-TEX) or finishing chemical transparency on publicly available sources for this product line. The brand has taken no public stance on PFAS, formaldehyde releasers, or dye safety, which is a transparency gap common to many mid-market curtain manufacturers. No major recalls or documented chemical safety incidents are on record for this brand's curtain products. Without third-party certification, you cannot verify whether processing chemicals were responsibly managed or if any legacy harmful dyes were used.
How it compares in its category
Standard cotton sheers from mid-market brands like this sit in the middle of the safety spectrum: better than polyester or synthetic blends (which may contain antimony or flame retardants) but lower-assurance than GOTS-certified organic cotton from transparency-focused brands. Sheer curtains as a category avoid the strictest flame-retardant regulations that apply to heavier drapery or furnishings, reducing one major hazard class. Budget positioning typically means less rigorous supplier audits and less investment in sustainable dye chemistry compared to premium lines.
If you buy it
Wash new curtains once before hanging to remove excess dye residue and processing chemicals (use warm water, mild detergent, no fabric softener). Hang in well-ventilated areas for the first week to allow any residual solvent or formaldehyde to off-gas. Cotton is durable and washable; replace or refresh every 3-5 years depending on sun exposure, which degrades fiber strength and can lead to microfiber shedding. Do not dry-clean; standard machine washing is safe and sufficient for cotton sheers.
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.”
Formaldehyde releasers in finishing resins
Cotton curtains may be treated with formaldehyde-releasing urea-formaldehyde or melamine resins to improve wrinkle resistance or shape retention. No public test data exists for this specific product; Organic Company discloses no finishing chemistry. Sheer curtains are lower-risk than dense upholstery because off-gassing occurs over shorter time and in lower concentration, but it is not zero.
Azo dyes and heavy-metal dye residue
Sheer white or light-colored curtains require extensive bleaching, which typically uses hydrogen peroxide or sodium hypochlorite; darker or dyed sheers carry the standard risk of azo dyes or heavy metals (cadmium, chromium, lead) in low-cost dye baths. No certification data provided by the brand rules out such dyes. Residue risk is low for curtains (minimal skin contact) but not eliminated.
Chlorine or peroxide bleaching byproducts
Cotton fabric is almost always bleached during manufacturing. Sheer fabrics require aggressive bleaching to achieve transparency and whiteness. Residual chlorine compounds or peroxide degradation products may linger in fibers; off-gassing is typically mild and brief but detectable in the first wash or hours after purchase.
Microplastic or fiber shedding from degradation
Natural cotton does not shed microplastics by definition. However, poor weaving or rapid UV degradation in direct sunlight can cause fiber fragmentation and dust accumulation on windowsills. This is a physical (not chemical) hazard and is inevitable in all curtain fabrics over time; it is not a product-specific concern for this material.
Formaldehyde off-gassing in home environment
If finish resins are used, formaldehyde volatilization begins immediately and peaks in the first weeks indoors. Homes with poor ventilation, high humidity, or high indoor temperatures will experience prolonged off-gassing. New curtains may contribute detectable (but sub-regulatory) formaldehyde to indoor air. This is manageable via airing and ventilation rather than a reason to avoid the product.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 78% 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.
Safer alternatives in Curtains
Seventh Generation
Privacy Curtain - Tranquility
polyester with unspecified water-repellent treatment
Lower-concern option; Seventh Generation's MADE SAFE certification reduces but doesn't eliminate PFAS risk in treated textiles.
✓Verified PFAS-free by a third party
More curtains 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.