C03 Leather Protective Case with Shoulder Strap For Active 7/Active 10 Pro vs Check Case for iPhone 17: which is safer?
mophie Check Case for iPhone 17 is our pick: better on PFAS and on the overall hazard picture.
Blackview
C03 Leather Protective Case with Shoulder Strap For Active 7/Active 10 Pro
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleHeavy metals in leather tanning (chromium, lead)
PossibleSynthetic dyes and colorants in leather and strap fabric
ReportedVolatile organic compounds (VOCs) from tanning and finishing
Our pick
Mophie
Check Case for iPhone 17
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleMicroplastic shedding from microfiber interior
PossibleDegradation and brittleness over extended time
Where these two actually differ
- We flag Heavy metals in leather tanning (chromium, lead), Synthetic dyes and colorants in leather and strap fabric, Volatile organic compounds (VOCs) from tanning and finishing and Formaldehyde in leather finish resins on the Blackview and not on the Mophie.
- We flag Microplastic shedding from microfiber interior and Degradation and brittleness over extended time on the Mophie and not on the Blackview.
- The Blackview is leather (primary material), shoulder strap where the Mophie is Polycarbonate plastic shell, microfiber interior, 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.
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 waterproof phone cases: see the full ranking