Walmart (house brand) Review, Is Walmart (house brand) Non-Toxic?
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
Across 2 graded products, Walmart (house brand) averages Excellent (75/100). On disclosure, the brand says nothing publicly about PFAS. 2 of its products grade Good or better. Grades are model-based estimates, not lab results.
Worth buying from Walmart (house brand) Good or better, safest first
Walmart (house brand)
Athletic Works 68x24 inch 5mm TPE Warm Aluminium Yoga Mat with Carry Strap
TPE (thermoplastic elastomer) with aluminium base
Volatile organic compounds (VOCs) off-gassing from TPE
New TPE mats typically emit low levels of volatile monomers and processing residues…
Aluminum leaching if TPE coating degrades
The aluminum substrate is intended to remain sealed by the TPE layer. If the TPE surface…
Microplastic shedding from TPE surface wear
TPE mats shed fine polymer particles during normal use, especially if the surface texture…
Lower concern. TPE is inherently PFAS-free material.
⚠Risky category by default
Walmart (house brand)
ProSource Original Yoga Mat
TPE or PVC foam/rubber base, no stated coating
Formaldehyde / VOCs
TPE and PVC foams can release volatile organic compounds during manufacturing residue…
Degradation and microparticle shedding
TPE and PVC foams break down over time with use and UV exposure, potentially releasing…
Phthalates
If the base material includes PVC, it may contain phthalate plasticizers to improve…
Lower concern yoga mat; foam/rubber typically PFAS-free without coating.
⚠Risky category by default
Every grade uses the same public rubric. How grades work →