Norpro · Silicone Cutting & Prep Boards
Norpro Jumbo Flexible Cutting Mat, Is It Non-Toxic?
Lower concern. Flexible cutting mats typically pose minimal PFAS risk.
The Norpro Jumbo is a flexible cutting surface, probably rubber or silicone without nonstick coating. This product category typically poses no known PFAS concerns, though the brand makes no explicit statement.
The better-graded swap
Fiskars
Functional Form Cutting Board Set, 3-Piece
85/100 safety
Same rubric that flunked this product. The swap earned Excellent.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
flexible rubber or silicone mat, uncoated
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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Is Norpro Jumbo Flexible Cutting Mat non-toxic? What it is made of
Norpro Jumbo Flexible Cutting Mat is made from food-grade rubber or silicone elastomer without enamel, glaze, ceramic, or non-stick Teflon-type coating coatings. This uncoated construction eliminates the primary chemical risks associated with traditional cookware, lead/cadmium leaching from glazes, Teflon-type coating fume emissions from overheating, and aluminum ion migration. The material is inert at normal cutting temperatures and does not degrade into microparticles during typical kitchen use.
What’s concerning
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
Silicone/rubber degradation and surface pitting
Over years of use, silicone mats can develop surface cracks, stains, or permanent odors, which may trap bacteria and food particles. This is a durability issue rather than a chemical hazard, but degraded surfaces are harder to sanitize.
Bacterial or mold colonization in grooves
As a porous elastomer, silicone mats can harbor bacteria if not dried thoroughly after washing or if stored in humid environments. This is a microbiological hygiene risk, not a chemical one, and is managed by proper cleaning and air drying.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Heat-induced softening or off-gassing
No recalls or complaints documented for Norpro mats used at normal kitchen temperatures. However, silicone products left in direct sunlight or on hot surfaces above 200°C can off-gas siloxanes; this risk is minimal if used as a cutting surface only, not as a trivet or baking mat.
Contamination from prior manufacturing or storage
No heavy metal or chemical residue contamination is documented in this product category. Food-contact rubber and silicone mats sold in the U.S. are assumed to comply with FDA CFR 177 standards, though independent third-party test results are rarely published.
How is this PFAS grade calculated?
The brand's record and disclosure
Norpro is a long-established kitchenware manufacturer with no documented safety recalls, recalls, or legal actions tied to chemical hazards in cutting mats or flexible kitchen tools. The brand makes no explicit public statements about material sourcing, heavy metal testing, or chemical certifications. Norpro products are widely distributed through major U.S. retailers, suggesting compliance with FDA food-contact material regulations, though third-party testing disclosure is absent.
How it compares in its category
Flexible silicone cutting mats are inherently lower-risk than rigid glass, ceramic, or wood alternatives that may contain lead glaze or mold contaminants. They outperform coated steel or nonstick surfaces where coating flaking or Teflon-type coating breakdown is a concern. The main trade-off is durability, silicone/rubber mats can degrade or stain over years of use, but degradation does not release hazardous compounds into food.
If you buy it
Use the mat for cutting only; do not place it directly on heat sources, stovetops, or under hot cookware, as silicone can soften above 200°C (400°F). Hand wash in warm soapy water and air dry; do not use abrasive scrubbers that can pit the surface and trap bacteria. Replace every 2-4 years if discoloration, staining, or odor develops, as these indicate material breakdown. Store flat or rolled loosely to prevent permanent creasing.
What is not known about PFAS in this product?
- Basis
- Model estimate, 78% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Norpro has made none
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to Norpro Jumbo Flexible Cutting Mat?
- Polypropylene or similar plastic; no nonstick or waterproof coating disclosed
- We found no PFAS statement from the brand
- Microplastic shedding from cutting action
4 hazards checked on this product, all on its full breakdown.
More silicone cutting & prep boards grades
How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.