PFAS
15/100
Bad
Overall
0/100
Bad
The Big One 4-pc. Nonslip Cutting Mat Set

Teflon · Silicone Cutting & Prep Boards

The Big One 4-pc. Nonslip Cutting Mat Set

Bad

Material unclear; nonslip coating source not disclosed by brand.

Verdict, SkipNonslip coating source undisclosed; rubber/silicone mats pose low chemical risk if food-grade, but brand opacity and unconfirmed PFAS use warrant cautious purchase with verification.

This cutting mat set's nonslip coating remains undisclosed publicly. Rubber or silicone mats may contain PFAS additives, but lack of brand information prevents you from knowing for sure.

The safe swap

Norpro Silicone Baking Mat

Norpro

Norpro Silicone Baking Mat

80/100 safety

80Excellent

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

Rubber or silicone nonslip mat, coating unspecified

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

Non-stick, chemistry undisclosed

Advertised as non-stick but coating type is not explained.

60/ 100
♾️

Category baseline

PFAS exposure happens more often with clothing products.

70/ 100
♾️

No PFAS disclosure

The company has not publicly discussed PFAS in this product.

85/ 100
🍳

Nonslip coating composition and leaching

The brand has not disclosed the chemical identity of the nonslip coating. Undisclosed synthetic polymers or treated surfaces on food-contact mats can theoretically migrate into food under friction or minor heat; risk is low for room-temperature use but unknown without material specification.

70/ 100
🏭

Rubber or silicone base material quality

If the base is non-food-grade rubber, it may contain plasticizers (phthalates) or degradation byproducts. Food-grade silicone poses minimal risk. Absence of certification documentation prevents confirmation of which grade is used.

70/ 100
🫧

Coating degradation and particulate shedding

Nonslip coatings degrade with repeated washing and abrasion. As the coating wears, particles or residual coating chemistry may shed into food contact surfaces; no data on this product's durability or shedding rate is publicly available.

70/ 100
♾️

PFAS

Nonslip and water-resistant coatings frequently contain PFAS to achieve stain and slip resistance. The Teflon brand's silence on coating composition and historical PFAS association create ambiguity; this is flagged as a material-specific concern separate from brand PFAS grade.

Source: ATSDR
70/ 100

What’s reassuring

Heat stability of coating and base

No toxicity data or temperature limits have been published for this product. If inadvertently exposed to high heat, the coating stability and potential fume release cannot be assessed without material specs.

95/ 100

The full breakdown

What it's made of and why it matters

The Big One cutting mat set is constructed from rubber or silicone base material with an unspecified nonslip coating. If the base is food-grade silicone, it poses minimal leaching risk at room temperature; however, rubber composition and the coating chemistry remain undisclosed by the brand. Nonslip coatings on mats commonly rely on synthetic polymers or treated surfaces that could theoretically migrate into food under heat or abrasion, but the lack of material transparency prevents definitive assessment.

The brand's record and disclosure

Teflon (DuPont) is historically associated with Teflon-type coating (polytetrafluoroethylene), a material linked to PFAS contamination in manufacturing. The brand has maintained silence on the specific coating chemistry of this cutting mat product, which is a transparency gap. No public certifications (FDA, NSF, BPA-free claims) have been located for this mat set, limiting third-party verification of food-contact safety.

How it compares in its category

Cutting mats are lower-risk cookware items than nonstick pans because they do not experience high heat or direct food cooking. Many competitors (OXO, Farberware, store-brand options) explicitly disclose silicone or rubber composition and nonslip coating materials. This product's opacity on coating details places it below market standard for consumer transparency, even if the actual hazard is modest.

If you buy it

Use mats at room temperature and for cutting only, not as baking surfaces or heat-contact items. Hand wash gently to avoid coating degradation; dishwasher use may accelerate wear and potential particulate shedding. Do not expose to temperatures above 60C (140F) unless the coating is confirmed heat-stable. Replace immediately if nonslip surface degrades, discolors, or develops odor, as these may indicate coating breakdown and leachate risk.

What we don’t know

Basis
Model estimate, 45% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
Teflon has made none

Formulations change between production runs, so check the current label. How we grade.

Safer alternatives in Silicone Cutting & Prep Boards

Silikomart Silicone Grip Mat

Silikomart

Silicone Grip Mat

silicone rubber grip mat, non-coated

80/100
Excellent
Overall68Good
⛏️

Siloxane leaching (low-molecular-weight oligomers)

Limited concern

70
🫧

Microparticle shedding from grip surface

Limited concern

70
⚠️

Mold or bacterial growth in surface texture

Limited concern

70

Low concern; silicone grip mats rarely contain PFAS.

Risky category by default

Rockler Silicone Project Mat

Pyrex

Rockler Silicone Project Mat

silicone

80/100
Excellent
Overall72Good
⚠️

Bacterial or mold growth if unmaintained

Limited concern

70
🏭

Migration of manufacturing residue or plasticizers

Limited concern

70

Silicone project mat carries low concern; no coating risk.

Risky category by default

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

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

80/100
Excellent
Overall66Good
⚠️

Thermal shock fracture and cutting hazard

Moderate concern

45
🍳

Lid or handle coating hazards

Limited concern

70

Minimal concern. Pyrex borosilicate glass is inherently PFAS-free.

Risky category by default

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.