RST Brands Outdoor Sunbrella Sofa Cushion Cover vs Covers & All Square Cushion Slipcover: which is safer?

Covers & All Square Cushion Slipcover is the clear pick. RST Brands Outdoor Sunbrella Sofa Cushion Cover carries a failing PFAS grade, and we never recommend buying a failing product.

Restoration Hardware

RST Brands Outdoor Sunbrella Sofa Cushion Cover

PFAS grade

F 30/100

Overall grade

F 18/100

Verdict

Skip

Hazard flags

⚑ 3

Material

Sunbrella solution-dyed acrylic with water-repellent coating treatment

Confidence

45%

Possiblewater-repellent coating chemical leachates (non-PFAS formulations)

PossibleFormaldehyde-based resins in coating finishes

PossibleMicroplastic shedding from acrylic fiber

Why this grade

Our pick

Target

Covers & All Square Cushion Slipcover

PFAS grade

C 75/100

Overall grade

F 59/100

Verdict

Buy

Hazard flags

⚑ 4

Material

Cotton or cotton-blend slipcover fabric

Confidence

72%

PossibleFormaldehyde in fabric resins and dye-fixers

PossibleAzo dyes and heavy-metal dye contamination

PossibleMicrofiber shedding from polyester blend

Why this gradeBuy

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 cushions: see the full ranking