Grandin Road · Waterproof Outdoor Cushions
19" X 17-1/2" Replacement Seat Cushion - Knife-Edge, Knife Edge/Lattice Black - Grandin Road
Cushion fabric unlikely to contain PFAS, but brand offers no details.
Seat cushions are low PFAS risk unless treated for stain resistance or water repellency. Grandin Road provides no material or treatment disclosure. Contact brand if concerned about cushion finish.
Shop Grandin Road on Amazon →Material
fabric cushion cover, likely polyester or cotton blend
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
furniture 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 is a knife-edge seat cushion cover, most likely a polyester-cotton blend or 100% polyester textile typical of Grandin Road upholstery products. Polyester blends are inherently resistant to flame and dust mites, but they can off-gas volatile organic compounds (VOCs) during manufacturing and initial use, particularly if dyed or treated with finishing resins. The black color suggests azo dye use, which is standard in the industry but carries low residual risk when applied to finished upholstery.
The brand's record and disclosure
Grandin Road is a home furnishings retailer owned by Qurate Retail Group and does not publish detailed material safety or chemical compliance documentation on individual products. The company has not faced major recalls or public safety controversies related to cushion covers or flame retardants in recent years. No third-party certifications (Oeko-Tex, GREENGUARD) are typically claimed on product pages, leaving chemical composition largely undisclosed.
How it compares in its category
Replacement seat cushion covers are low-risk items compared to foam cores or complex upholstered furniture, since they are exterior fabric only and do not involve adhesives or fillings. Similar products from major retailers (West Elm, Pottery Barn, RH) follow identical material profiles and disclosure practices. This product is positioned as a mid-range furnishing accessory with no special safety certifications, which is standard for the category.
If you buy it
Air out the cushion cover for 24-48 hours after arrival to allow residual manufacturing VOCs to disperse. Wash before first use if the cover is removable; if fixed, vacuum gently and avoid direct sunlight during off-gassing. Inspect for pilling, staining, or color fading every 6-12 months depending on use; replace if the fabric becomes thin, frayed, or shows signs of dye bleeding when wet. Keep away from direct heat sources and prolonged moisture to prevent mold and fiber breakdown.
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.”
Volatile organic compounds (VOCs) from dyes and finishing resins
Polyester and cotton-blend upholstery textiles routinely release low levels of VOCs during manufacturing and first use, especially in darker colors like black that require heavier dye loads. Grandin Road does not disclose finishing processes, so residual levels cannot be confirmed, but short-term exposure is typical and generally low-risk in ventilated spaces.
Azo dye residues and skin sensitization
Black upholstery fabric typically uses azo dyes, which are regulated in the EU but permitted in the US. Direct contact with seat cushions poses minimal skin risk because azo dyes are bound to fibers; only people with severe textile dye allergies should exercise caution. No recalls or complaints specific to Grandin Road cushion covers for dye-related irritation are on record.
Microplastics and fiber shedding
Polyester blends shed microfibers during use and washing, particularly if the weave is loose or the yarn is short-staple. This is a category-wide issue unrelated to Grandin Road's manufacturing but relevant if the cushion is in a home with pets, children, or individuals with respiratory sensitivities. Pilling and fraying accelerate microfiber release over time.
Flame retardant chemicals (if applied)
Replacement cushion covers for furniture sold in the US may contain flame retardant treatments, but Grandin Road does not disclose flame-retardant chemistry on product pages. Most modern upholstery flame retardants are non-halogenated and considered lower-risk, but testing would be required to confirm absence of brominated or chlorinated compounds in this specific product.
Formaldehyde in fabric finishes
Some upholstery textiles are treated with formaldehyde-releasing resins to improve wrinkle resistance and dye fastness. Grandin Road does not confirm or deny use of these treatments on this cushion cover. Formaldehyde off-gassing is typically low in finished upholstery and dissipates with airing; no specific complaints are recorded for this brand's cushions.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 70% 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 outdoor cushions 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.