Glass Meal Prep Set vs EasyStore Containers with Lids 30-Piece Set: which is safer?
Pyrex Glass Meal Prep Set is our pick: better on PFAS and on the overall hazard picture.
Our pick
Pyrex
Glass Meal Prep Set
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleMetal lid corrosion and leaching
ReportedSilicone or rubber gasket degradation
ReportedThermal shock fracture from glass
Rubbermaid
EasyStore Containers with Lids 30-Piece Set
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleMicroplastics from degradation during heating or aging
PossibleUnreacted monomers and oligomers leaching at elevated temperatures
PossibleLid seal degradation and bacterial colonization
Where these two actually differ
- We flag Metal lid corrosion and leaching, Silicone or rubber gasket degradation and Thermal shock fracture from glass on the Pyrex and not on the Rubbermaid.
- We flag Microplastics from degradation during heating or aging, Unreacted monomers and oligomers leaching at elevated temperatures and Lid seal degradation and bacterial colonization on the Rubbermaid and not on the Pyrex.
- The Pyrex is borosilicate glass with metal lids (likely stainless steel or aluminum) where the Rubbermaid is polypropylene (PP) plastic containers and lids, which is most of the difference in these two grades.
- The gap is 25 points, wide enough that this is not a close call, and the Pyrex is the one to buy.
Both products run through the same public rubric: 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 storage containers: see the full ranking