Acadia Outdoor 61in Sofa Cushion vs Lyon Club Chair Cushion Standard Sunbrella Performance Canvas: which is safer?
Acadia Outdoor 61in Sofa Cushion is the clear pick. Williams Sonoma Lyon Club Chair Cushion Standard Sunbrella Performance Canvas carries a failing PFAS grade, and we never recommend buying a failing product.
Our pick
Acadia Outdoor 61in Sofa Cushion
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleStain-resist fluorinated finishes (PFAS-class)
PossibleVolatile organic compounds (VOCs) from coating or dyes
LikelyCoating degradation and microplastic shedding
Williams Sonoma
Lyon Club Chair Cushion Standard Sunbrella Performance Canvas
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
LikelyPFAS in water-repellent coating (fluorocarbon-based water repellency)
PossibleMicroplastic shedding from acrylic fiber
ReportedDegradation of water-repellent coating over time
Where these two actually differ
- We flag Stain-resist fluorinated finishes (PFAS-class), Volatile organic compounds (VOCs) from coating or dyes, Coating degradation and microplastic shedding and Mildew and bacterial growth if moisture trapped on the and not on the Williams Sonoma.
- We flag PFAS in DWR coating (fluorocarbon-based water repellency), Microplastic shedding from acrylic fiber and Degradation of DWR coating over time on the Williams Sonoma and not on the .
- The is Polyester cushion cover; likely acrylic or polyester-blend upholstery where the Williams Sonoma is Sunbrella Performance Canvas (acrylic-based fabric with DWR coating), which is most of the difference in these two grades.
- The gap is 45 points, wide enough that this is not a close call, and the is the one to buy.
Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More outdoor furniture cushion protectants: see the full ranking