30/ 100
F
OverallF12/100
Covers&All Square Outdoor Cushion Slipcover

Grandin Road · Waterproof Outdoor Cushions

Covers&All Square Outdoor Cushion Slipcover

F · High PFAS

Skip or request material safety data from Grandin Road before buying.

Verdict: SkipPolyester outdoor cover with unknown water-repellent chemistry; PFAS risk unconfirmed but plausible. Request material safety data sheet before purchase; acceptable if maintained properly and replaced every 3-5 years.

Outdoor cushion covers typically receive water-repellent coating or stain-resistant finishes that commonly contain PFAS. Grandin Road discloses no PFAS information. Request specifics on treatment chemistry before purchase.

The safe swap

Better Homes & Gardens 19 inch x 18 inch Rectangle Outdoor Seat Pad Cushion, 1-Piece, Medallion

Better Homes & Gardens

Better Homes & Gardens 19 inch x 18 inch Rectangle Outdoor Seat Pad Cushion, 1-Piece, Medallion

75/100 safety

C

Still want this one anyway? Check the price on Amazon. We’d swap it.

Material

Polyester outdoor cushion cover 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.

Hurts the grade

Category baseline

furniture is a category where PFAS exposure is more common.

Hurts the grade

No PFAS disclosure

No public statement about PFAS in this product.

Hurts the grade

The full breakdown

What it's made of and why it matters

This product is polyester fabric with an applied water and stain resistant treatment. Polyester itself is a stable synthetic polymer with low leaching risk under normal use. However, the 'water and stain resistant' finish is the critical unknown: such coatings are historically either PFAS-based (fluorochemicals) or increasingly non-PFAS polymeric alternatives. Grandin Road does not publicly specify which chemistry they use, making the true hazard profile opaque. The cover will shed microfibers when abraded or washed, but this is a use-phase concern rather than a chemical toxicity issue.

The brand's record and disclosure

Grandin Road (owned by Cornerstone Brands) has not published a PFAS reduction commitment or material transparency policy visible in mainstream sustainability databases. The brand does not routinely disclose chemical composition of textile treatments on product pages or safety documentation. No formal recalls or chemical safety controversies linked to this specific product line have been reported. The silence on treatment chemistry is the primary red flag; absence of disclosure is not the same as absence of PFAS, but it prevents informed assessment.

How it compares in its category

Outdoor cushion covers typically use polyester with water-resistant finishes. Many competitors (e.g., Sunbrella) now specify PFOA/PFOS-free treatments or publish safety data; others remain silent like Grandin Road. This product sits in the mid-transparency tier: established brand with no known violations, but no proactive disclosure. Premium alternatives with certified non-PFAS treatments cost 20-40% more but reduce chemical uncertainty.

If you buy it

Before purchase, email Grandin Road requesting the material safety data sheet or confirmation that the water-resistant treatment is PFAS-free. If bought, hand-wash in cool water rather than machine-washing to minimize microfiber shedding and coating degradation. Store indoors during winter to extend life and reduce UV-catalyzed polymer breakdown. Replace every 3-5 years or when the coating visibly degrades (water no longer beads). Keep away from high heat sources and chlorine-based cleaners.

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.”

Possible

PFAS in water-repellent finish

Fluorochemical water-repellent coatings on outdoor textiles historically relied on PFOA/PFOS. Grandin Road does not disclose treatment chemistry, so PFAS presence cannot be ruled out. Contact with skin or ingestion via hand-to-mouth transfer is a low but non-zero route.

Reported

Microfiber shedding

Polyester textiles are documented sources of microplastic fibers during washing and normal wear. These fibers accumulate in waterways and potentially in human tissues; relevance to direct health from outdoor cushion use is indirect but established as environmental hazard.

Possible

Coating degradation and UV exposure

Outdoor exposure to sunlight and weathering will degrade the water-resistant coating over 2-4 years, potentially fragmenting into particles. Degradation products (if chemical-based) composition is unknown without material safety data.

None known

Formaldehyde in polyester finishes

Some polyester textiles use formaldehyde-releasing resins for wrinkle resistance or dye fixation. Outdoor cushion covers typically do not require wrinkle finish, so formaldehyde risk is low but not documented as absent by the brand.

None known

Azo dyes and heavy metal pigments

No specific data on dye chemistry for this product. Polyester outdoor fabrics typically use stable, regulated dyes, but independent testing of this exact SKU is unavailable. Risk is standard for the category, not elevated.

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 Waterproof Outdoor Cushions

Better Homes & Gardens 19 inch x 18 inch Rectangle Outdoor Seat Pad Cushion, 1-Piece, Medallion

Better Homes & Gardens

19 inch x 18 inch Rectangle Outdoor Seat Pad Cushion, 1-Piece, Medallion

polyester fabric fill, cotton cover

C
F
PFASAll
C · Moderate3 flags

Lower concern. No PFAS-prone treatments reported for cushion.

Risky category by default

West Elm Cut Garden Flowers Pillow Cover

West Elm

Cut Garden Flowers Pillow Cover

100% cotton canvas

C
F
PFASAll
C · Moderate3 flags

Lower concern. Plain cotton pillow cover unlikely to contain PFAS.

Risky category by default

West Elm Outdoor Knotted Border Pillow

West Elm

Outdoor Knotted Border Pillow

outdoor pillow, likely synthetic fibers or polyester blend

C
F
PFASAll
C · Moderate4 flags

Outdoor pillow with no disclosed PFAS or water-repellent coating treatment info.

Risky category by default

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.