PFAS75/ 100Excellent
Overall39/ 100Poor
Amazon Seat Cushion

· Outdoor Furniture Cushion Protectants

Amazon Seat Cushion

Excellent

Lower concern, but check product spec before purchase.

Verdict · Buy with careBudget foam cushion with unknown PFAS status and typical polyurethane off-gassing risk; acceptable with ventilation and regular inspection for degradation.

Amazon Basics seat cushions typically use standard foam and fabric without explicit water-resistant coatings. No PFAS claims or certifications found; material composition varies.

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We flunk more products than we pass. This one earned its grade. How we grade

Material

polyurethane foam, cotton/polyester fabric blend

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

Category baseline

The starting point for this type of product, before anything specific to this product is counted.

80/ 100
♾️

No PFAS disclosure

No public statement from the brand about PFAS in this product.

85/ 100
💨

Polyurethane off-gassing (VOC release)

Polyurethane foam typically releases toluene diisocyanate (TDI) and other VOCs for days to weeks after purchase, especially in warm conditions. This product carries no published off-gassing certification or test data, so the intensity is unquantified.

20/ 100
⚠️

Antimony in polyester fabric

The polyester component may contain antimony residues from catalysts used in manufacturing. Skin contact exposure is generally minimal in finished textiles unless fabric is damaged or heavily worn, and migration studies show low transfer rates.

70/ 100
💨

Formaldehyde / VOCs

The cotton-polyester blend fabric may contain residual formaldehyde from dyes, resins, or sizing agents used in finishing. OEKO-TEX certification is absent, so no upper limit on formaldehyde has been tested; typical cotton-blend textiles at this price tier carry borderline levels.

Source, ATSDR
70/ 100
🫧

Foam degradation and particulate shedding

Polyurethane foam cushions are documented to shed microparticles over extended use, especially as the material breaks down. This product does not specify a closed-cell or durable formulation, making long-term shedding plausible after 2-3 years of regular use.

45/ 100

What’s reassuring

Base material not linked to PFAS

The main material recorded for this product is not one associated with PFAS.

100/ 100
🔥

Flame retardants

No independent testing or product spec has confirmed the presence of added flame retardants in this cushion. However, many budget polyurethane foams are treated with such chemicals; Amazon does not publicly disclose flame-retardant status for this model.

Source, EPA
95/ 100

The full breakdown

What it's made of and why it matters

This cushion uses polyurethane foam as its core, a petroleum-derived polymer that can off-gas volatile organic compounds (VOCs) during and after manufacturing. The cotton-polyester fabric blend provides the cover; polyester introduces antimony (a catalyst used in polymerization) as a potential trace contaminant, though migration to skin contact is minimal in finished textiles. Polyurethane foam degrades over time when exposed to heat, moisture, and UV light, potentially releasing breakdown products including isocyanate residues if poorly cured during manufacture.

The brand's record and disclosure

Amazon Basics maintains minimal public transparency on chemical composition or third-party certifications for furniture items. No formal recall history exists for this specific cushion model related to chemical hazards. The brand does not publish OEKO-TEX, GOTS, or similar safety certifications for textiles, and does not publicly disclose polyurethane curing standards or off-gassing test results. This silence is typical for budget-tier brands but limits independent verification of manufacturing controls.

How it compares in its category

Budget foam cushions across all brands typically use virgin polyurethane with minimal disclosure. Higher-priced alternatives often carry OEKO-TEX certification for textiles and may specify closed-cell or plant-based foam blends to reduce off-gassing. This Amazon product sits at the lower transparency end of the spectrum; comparable offerings from Tempur-Pedic or Helix provide lab documentation of off-gassing rates and antimicrobial treatments, though at 3-5x cost. For the price tier, Amazon Basics is not notably worse than unbranded alternatives.

If you buy it

Unbox and air the cushion in a well-ventilated space (ideally outdoors or near an open window) for 24-48 hours before use to allow VOC release. Avoid placing it in direct sunlight or near heat sources (radiators, vents), which accelerate foam breakdown. Inspect the foam surface and seams annually for visible degradation, compression loss, or odor; replace if structural integrity declines or off-smell returns after initial off-gassing. Wash the cover with cold water if soiling occurs, and do not use heat drying.

What we don’t know

Basis
Model estimate, 65% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
has made none

Formulations change between production runs, so check the current label. How we grade.

More outdoor furniture cushion protectants 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.