Calistoga Sofa vs West Elm Andes Sofa 77: which is safer?

West Elm Andes Sofa 77 is our pick: better on PFAS and on the overall hazard picture.

Arhaus

Calistoga Sofa

PFAS grade

C 75/100

Overall grade

F 59/100

Verdict

Buy with care

Hazard flags

⚑ 4

Material

upholstered sofa; fabric composition not publicly specified

Confidence

35%

PossibleFlame retardant chemicals (brominated or chlorinated)

PossibleFormaldehyde resins in adhesives and finishes

PossibleVolatile organic compounds (VOCs) from finishes and dyes

Why this gradeBuy

Our pick

Greenguard

West Elm Andes Sofa 77

PFAS grade

A 100/100

Overall grade

C 70/100

Verdict

Buy with care

Hazard flags

⚑ 4

Material

Upholstered seating with Greenguard certification

Confidence

72%

PossibleFormaldehyde from wood frame and adhesives

PossibleVolatile organic compounds (VOCs) from foam and fabric finish

LikelyFlame retardants in foam and/or fabric

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 upholstered furniture: see the full ranking