Compostable Food Storage Container 5ct vs Tree-less Molded Fiber Compostable Hinged Container: which is safer?

Matter Compostable Food Storage Container 5ct is the clear pick. Tree-less Molded Fiber Compostable Hinged Container carries a failing PFAS grade, and we never recommend buying a failing product.

Our pick

Matter Compostable Food Storage Container 5ct

Matter

Compostable Food Storage Container 5ct

PFAS grade

Excellent 100/100

Overall grade

Excellent 92/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Plant-based fiber pulp (compostable)

Confidence

82%

PossibleMicrobe/mold growth if stored damp

PossibleCellulose degradation under repeated hot/wet stress

Tree-less Molded Fiber Compostable Hinged Container

Tree-less Molded Fiber Compostable Hinged Container

PFAS grade

Poor 25/100

Overall grade

Bad 9/100

Verdict

Skip

Hazard flags

⚑ 4

Material

molded fiber (likely wood/agricultural pulp) with undisclosed water/grease-resistant coating

Confidence

45%

PossibleUndisclosed water-repellent coating composition

PossibleMicroplastics or coating particles when heated or degraded

PossibleLeaching of coating chemicals with fatty or hot foods

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 .
  • We flag Undisclosed water-repellent coating composition, Microplastics or coating particles when heated or degraded, Leaching of coating chemicals with fatty or hot foods and Bacterial or mold growth if stored damp on the and not on the Matter.
  • The Matter is Plant-based fiber pulp (compostable) where the is molded fiber (likely wood/agricultural pulp) with undisclosed water/grease-resistant coating, which is most of the difference in these two grades.
  • The gap is 75 points, wide enough that this is not a close call, and the Matter is the one to buy.
  • We are less certain about the grade, at 45% confidence against 82%, because it discloses less.

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 →

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