Heyday Review, Is Heyday Non-Toxic?
Across 2 graded products, Heyday averages Excellent (80/100). 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.
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.
Worth buying from Heyday Good or better, best-graded first
Heyday
Universal Silicone Watch Band
silicone elastomer
Residual oligomers from silicone synthesis
Commercial-grade silicone may contain low levels of oligomeric siloxanes or unreacted…
Bacterial colonization in crevices
Any watch band that retains moisture can develop biofilm if not dried regularly. This is…
Colorant or pigment migration
Silicone bands are often dyed or pigmented. Migration of synthetic dyes to skin under…
Surface degradation and microparticle shedding
Over years of wear, silicone can develop surface cracks or lose adhesion to internal…
Silicone watch band carries lower concern with no coating on record.
⚠Brand says nothing about PFAS
Heyday
West Paw Heyday Dog Bed
Polyester microfiber with recycled polyester fill
Microplastic shedding from microfiber
Polyester microfiber sheds microscopic fibers during normal wear and washing…
Seam integrity and fill degradation over time
Recycled polyester fill may have lower resilience than virgin polyester; seams can fail…
No coating of concern recorded, and no PFAS statement from the brand.
⚠Starting grade for this product type
Heyday and PFAS, common questions
- Does Heyday have PFAS?
- We graded 2 Heyday products, averaging Excellent (80/100). 2 grade Good or better. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests.
- Is Heyday non-toxic?
- heyday Universal Silicone Watch Band is the highest-graded Heyday product we have scored, at 85/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
- Which Heyday products are lower concern for PFAS?
- The highest-graded Heyday products we have scored are heyday Universal Silicone Watch Band, West Paw Heyday Dog Bed. That is our model-based estimate from materials and public disclosure, not a lab test.
Every grade uses the same public rubric. How grades work →