USB-C to USB-C Cable 2-Pack vs iPhone 17 Pro Max, Fre Series Case with MagSafe - Sleek & Stylish - Waterproof iPhone Case up to 2 Meters, IP: which is safer?
Anker USB-C to USB-C Cable 2-Pack is our pick, better on PFAS and on the overall hazard picture.
Our pick
Anker
USB-C to USB-C Cable 2-Pack
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleCopper conductor corrosion and oxidation
PossibleThermal degradation of PVC jacket
PossibleMicroplastic shedding from jacket wear
OtterBox
iPhone 17 Pro Max, Fre Series Case with MagSafe - Sleek & Stylish - Waterproof iPhone Case up to 2 Meters, IP
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleElastomer degradation and discoloration
PossiblePolycarbonate microcracking from impact
PossibleGasket and adhesive adhesion loss
Where these two actually differ
- We flag Copper conductor corrosion and oxidation, Thermal degradation of PVC jacket and Microplastic shedding from jacket wear on the Anker and not on the OtterBox.
- We flag Elastomer degradation and discoloration, Polycarbonate microcracking from impact, Gasket and adhesive adhesion loss and Bacterial growth in seals if wet storage on the OtterBox and not on the Anker.
- The Anker is PVC outer jacket, copper conductors, standard connectors where the OtterBox is Elastomer and polycarbonate, which is most of the difference in these two grades.
- These two are level, close enough that price and fit should decide it rather than our grade.
- We are less certain about the OtterBox grade, at 35% confidence against 78%, 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 →
More waterproof personal electronics cases, see the full ranking