Compostable Food Storage Container 5ct vs Microwave Popcorn Bag (generic): which is safer?
Matter Compostable Food Storage Container 5ct is the clear pick. Microwave Popcorn Bag (generic) carries a failing PFAS grade, and we never recommend buying a failing product.
Our pick
Matter
Compostable Food Storage Container 5ct
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleMicrobe/mold growth if stored damp
PossibleCellulose degradation under repeated hot/wet stress
Generic
Microwave Popcorn Bag (generic)
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleBPA and phenolic adhesives in bag seams and kraft-paper coatings
PossiblePhthalate plasticizers in polyester or PVC inner films
PossibleMicroplastic fragments from bag degradation during heating
Where these two actually differ
- We flag Microbe/mold growth if stored damp and Cellulose degradation under repeated hot/wet stress on the Matter and not on the Generic.
- We flag BPA and phenolic adhesives in bag seams and kraft-paper coatings, Phthalate plasticizers in polyester or PVC inner films, Microplastic fragments from bag degradation during heating and Volatile organic compounds (VOCs) from adhesives and coatings during heating on the Generic and not on the Matter.
- The gap is 75 points, wide enough that this is not a close call, and the Matter is the one to buy.
Both products run through the same public rubric, which covers materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More food packaging, see the full ranking