Stainless Carry Tumbler with Pop-up Straw vs Stainless Steel Carry Tumbler: which is safer?
Zojirushi Stainless Steel Carry Tumbler is our pick: better on PFAS and on the overall hazard picture.
Zojirushi
Stainless Carry Tumbler with Pop-up Straw
PFAS grade
Excellent 85/100
Overall grade
Good 73/100
Verdict
Buy
Hazard flags
⚑ 3
Material
Stainless steel tumbler body, plastic pop-up straw
Confidence
72%
PossiblePlastic straw degradation and microplastic release
PossibleGasket and seal leachables
PossibleBacterial growth in straw mechanism
Our pick
Zojirushi
Stainless Steel Carry Tumbler
PFAS grade
Excellent 95/100
Overall grade
Excellent 91/100
Verdict
Buy
Hazard flags
⚑ 1
Material
Stainless steel body, no nonstick or special coating mentioned
Confidence
88%
PossibleSeal and gasket degradation
Where these two actually differ
- We flag Plastic straw degradation and microplastic release, Gasket and seal leachables and Bacterial growth in straw mechanism on the Zojirushi and not on the Zojirushi.
- We flag Seal and gasket degradation on the Zojirushi and not on the Zojirushi.
- The Zojirushi is Stainless steel tumbler body, plastic pop-up straw where the Zojirushi is Stainless steel body, no nonstick or special coating mentioned, which is most of the difference in these two grades.
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 insulated drink tumblers: see the full ranking