Overstock · Outdoor Furniture Cushions
Luxury 6" Outdoor Cushions for Patio Furniture
Skip until brand discloses treatment chemicals used.
Outdoor cushions typically use water-repellent coating (water-repellent coating) coatings on synthetic fabrics, often PFAS-based. Overstock provides no disclosure of treatment specifics, making PFAS risk unclear.
The safe swap
Target
Covers & All Square Cushion Slipcover
75/100 safety
Same rubric that flunked this product. The swap earned its C.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
polyester/acrylic blend with water and stain-resistant treatment
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Waterproof / stain-resistant treatment
water-repellent coating treatments have historically used PFAS.
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
These cushions are polyester/acrylic blend fabrics treated with water and stain-resistant finishes, likely applied during manufacturing to meet performance standards. The blend itself is durable but the applied treatments are the primary safety concern. Polyester fibers can shed microplastics with age and abrasion, though outdoor exposure and handling are lower-risk contexts than washing. The treatment chemistry remains undisclosed by Overstock, which is the core transparency gap.
The brand's record and disclosure
Overstock does not publicly disclose the specific water and stain-resistant chemistries used in these cushions, nor do they publish PFAS testing or flame retardant certifications on product pages. The brand has no known major furniture safety recalls, but their silence on textile treatment disclosure is standard for mass-market retailers and does not meet transparency benchmarks set by certified suppliers. No third-party certifications (Oeko-Tex, GOTS, or similar) are listed for this product line.
How it compares in its category
Luxury outdoor cushions in this price tier typically use untreated or minimally treated polyester blends, making Overstock's product middle-of-the-road for chemical exposure risk. Certified alternatives from brands like Sunbrella (Solution-dyed acrylic) or organically-treated options disclose treatment agents; Overstock does not, putting it below category leaders in transparency. Performance (water/stain resistance) is comparable, but safety disclosure is weaker.
If you buy it
Air cushions outdoors in shade for 48 hours before first use to off-gas any volatile residues from manufacturing and treatment application. Rinse with cool water before use to remove loose treatment residue. Store indoors or in sealed covers during off-season to minimize UV and moisture cycling, which degrades fabric and can increase microplastic shedding. Replace if seams fray or fabric becomes visibly thin; degraded cushions pose higher microplastic and treatment chemical leaching risks. Avoid direct prolonged skin contact (use as furniture backing, not direct seating on bare skin).
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.”
Flame retardants in polyester blend
Polyester textiles for outdoor use are sometimes treated with added flame retardants beyond fiber inherent properties. Overstock does not specify whether brominated or other flame retardant additives are applied; untreated polyester meets flammability standards on its own, so this treatment may not be present, but absence of disclosure makes assessment uncertain.
VOC and formaldehyde off-gassing from water/stain treatments
Water and stain-resistant finishes (likely Teflon-family coating or polyurethane-based) can release volatile organic compounds during curing and initial use. Outdoor placement reduces inhalation risk, but new cushions may emit odors. No testing data is publicly available for this specific product.
Azo dyes in colored fabrics
Polyester/acrylic blends in outdoor cushions typically use azo dyes; these can release aromatic amines under certain conditions (sweat, heat, abrasion). No recalled or reported cases specific to Overstock outdoor cushions, and outdoor exposure reduces skin contact risk compared to apparel.
Microplastic shedding over time
All synthetic fiber cushions shed microplastics through weathering, abrasion, and seam degradation. Polyester/acrylic blends are particularly prone to this in outdoor settings with UV exposure and moisture cycling. Shedding onto soil and into water drainage is the primary exposure pathway.
Undisclosed water-resistant treatment chemicals (non-PFAS component risk)
Water-resistant finishes may include water-repellent coating (water-repellent coating) agents other than PFAS, such as silicones or acrylics, which are less studied but generally lower-toxicity alternatives. Without disclosure, leaching potential during rain or cleaning cannot be assessed.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 42% 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 Outdoor Furniture Cushions
Target
Covers & All Square Cushion Slipcover
Cotton or cotton-blend slipcover fabric
Low PFAS concern for bare textile slipcover without stated treatments.
⚠Risky category by default
Target
ARDEN Elastic Deep Seat Cushion Cover 2-Pack
polyester/cotton blend upholstery fabric
Lower concern. Soft furnishings rarely treated with PFAS.
⚠Risky category by default
Pottery Barn
Cammeray Dining Chair Cushion Slipcover
cotton/polyester blend upholstery fabric
Likely lower concern; typical furniture fabric without known PFAS triggers.
⚠Risky category by default
More outdoor furniture 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.