Glass Drying Mat vs Black & White Silicone Work Mat - 20" x 20": which is safer?
Trudeau Glass Drying Mat is the clear pick. Black & White Silicone Work Mat - 20" x 20" carries a failing PFAS grade, and we never recommend buying a failing product.
Our pick
Trudeau
Glass Drying Mat
PFAS grade
A 90/100
Overall grade
B 82/100
Verdict
Buy
Hazard flags
⚑ 2
Material
Glass
Confidence
92%
PossiblePhysical breakage and sharp edges
PossibleBacterial or mold growth on mat surface
Wilton
Black & White Silicone Work Mat - 20" x 20"
PFAS grade
D 65/100
Overall grade
F 57/100
Verdict
Skip
Hazard flags
⚑ 2
Material
Silicone (non-adhesive mat)
Confidence
82%
PossibleSilicone leaching or migration
PossibleCoating degradation over time
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