Good Grips Prep & Go Container Set vs Glass Meal Prep Set: which is safer?
Pyrex Glass Meal Prep Set edges it on pure PFAS risk, but OXO Good Grips Prep & Go Container Set wins overall once other hazards are counted.
Our pick
OXO
Good Grips Prep & Go Container Set
PFAS grade
Good 70/100
Overall grade
Good 66/100
Verdict
Buy
Hazard flags
⚑ 1
Material
Polypropylene (PP) plastic containers with silicone gaskets
Confidence
72%
PossibleMicroplastics from container degradation
Pyrex
Glass Meal Prep Set
PFAS grade
Excellent 80/100
Overall grade
Good 56/100
Verdict
Buy
Hazard flags
⚑ 3
Material
borosilicate glass with metal lids (likely stainless steel or aluminum)
Confidence
92%
PossibleMetal lid corrosion and leaching
ReportedSilicone or rubber gasket degradation
ReportedThermal shock fracture from glass
Where these two actually differ
- We flag Microplastics from container degradation on the OXO and not on the Pyrex.
- 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 OXO.
- The OXO is Polypropylene (PP) plastic containers with silicone gaskets where the Pyrex is borosilicate glass with metal lids (likely stainless steel or aluminum), which is most of the difference in these two grades.
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 storage containers, see the full ranking