Edge Guard Rubber Wood Cutting Board vs Silicone Mat Mold Greek Key Relief: which is safer?

Silikomart Silicone Mat Mold Greek Key Relief is our pick: better on PFAS and on the overall hazard picture.

Calphalon

Edge Guard Rubber Wood Cutting Board

PFAS grade

D 65/100

Overall grade

F 53/100

Verdict

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Hazard flags

⚑ 3

Material

rubber wood with edge guard (likely silicone or rubber)

Confidence

72%

PossibleWood-fiber adhesive off-gassing and leaching

PossibleEdge guard material identity and degradation

PossibleMicrobial growth in wood-polymer laminate

Why this grade

Our pick

Silikomart

Silicone Mat Mold Greek Key Relief

PFAS grade

D 65/100

Overall grade

F 57/100

Verdict

Skip

Hazard flags

⚑ 2

Material

Silicone mold, no nonstick coating needed

Confidence

82%

PossibleCoating degradation and flaking

PossibleMigration of uncrosslinked oligomers from silicone

Why this grade

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 silicone cutting & prep boards: see the full ranking