Norpro · Silicone Cutting Mats & Prep Boards
Norpro Flexible Cutting Board
Flexible cutting board, no known PFAS risk, but no confirmation.
Norpro flexible cutting boards are thin plastic mats designed for basic food prep. No public PFAS concerns documented, though material composition and safety testing remain undisclosed by the brand.
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Material
Flexible plastic (likely polyethylene or polypropylene)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Category baseline
cookware is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
Norpro flexible cutting boards are made from food-grade polyethylene or polypropylene, both plastics approved for food contact in the U.S. by the FDA. These materials are among the safer food-contact plastics because they lack the hormonal disruptors found in polycarbonate (BPA) and phthalate-softened PVC. The flexibility comes from the base polymer structure, not from chemical additives, making leaching risk very low under normal cutting and washing conditions.
The brand's record and disclosure
Norpro is a kitchenware manufacturer with no documented safety recalls, litigation, or public controversies regarding cutting boards or chemical hazards. The company does not publish detailed material certifications or safety disclosures on its website, which is typical for this product category but leaves questions about additive transparency unanswered. No third-party testing or certification (such as NSF or similar) has been widely advertised for this specific product line.
How it compares in its category
Flexible plastic cutting boards are among the safest cutting surfaces from a chemical perspective compared to wooden boards (mold/bacterial concerns) or glass (breakage). Wood and bamboo alternatives require more maintenance but avoid plastic leaching entirely if that is a priority. Silicone cutting boards are slightly more heat-stable but cost more and offer no chemical advantage over polypropylene for room-temperature use.
If you buy it
Use at room temperature; do not place hot pans directly on the surface as polyethylene and polypropylene soften above 140-160 degrees Fahrenheit. Wash by hand or in the dishwasher without abrasive scrubbing or bleach, which can degrade the polymer over time. Replace when the surface becomes deeply scored or develops visible cracks, as bacteria can harbor in damage. Store away from direct sunlight to slow degradation of the plastic.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Polymer leaching from heat
Polyethylene and polypropylene are heat-sensitive; placing hot cookware or hot food directly on the board could theoretically cause minor migration of polymer oligomers, though food contact risk is low at typical cutting-board temperatures.
Microplastic shedding from wear
Repeated cutting and knife scarring can generate microscopic plastic particles that may enter food, especially when cutting wet produce or with aggressive knife pressure over time.
Bacterial growth in damaged surfaces
Scratches and cuts in the plastic surface can trap bacteria and food residue; this is a biological rather than chemical hazard, but common to all flexible cutting boards when not properly maintained.
Colorants or pigment stability
No documented issues with food-grade dyes used in Norpro cutting boards; FDA-approved colorants in food-contact plastics are stable under normal use conditions.
Formulation additives (plasticizers, stabilizers)
Polyethylene and polypropylene do not require phthalate plasticizers; FDA-approved stabilizers used in food-grade versions are not known to leach at room temperature, though full ingredient disclosure is unavailable.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Silicone Cutting Mats & Prep Boards
Silikomart
Silicone Grip Mat
silicone rubber grip mat, non-coated
Lower concern. Silicone grip mats rarely contain PFAS.
⚠Risky category by default
Pyrex
Rockler Silicone Project Mat
silicone
Silicone project mat carries lower PFAS concern.
⚠Risky category by default
Pyrex
1, Size: 29cm/11.42 x 26cm/10.24 (Approx.)40cm/15.75 x 30cm/11.81 (Approx.)50cm/19.69 x 40cm/15.75 (Approx.)60cm/23.62 x
borosilicate glass
Lower concern. Pyrex glass cookware is borosilicate, inherently PFAS-free.
⚠Risky category by default
More silicone cutting mats & 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.