K&F Concept Waterproof Case for GoPro Hero 13 Black vs Think Tank Digital Holster 5 V3: which is safer?
K&F Concept Waterproof Case for GoPro Hero 13 Black is our pick: better on PFAS and on the overall hazard picture.
Our pick
GoPro
K&F Concept Waterproof Case for GoPro Hero 13 Black
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossiblePolymer degradation and leaching under heat stress
ReportedSeal and fastener corrosion or degradation
PossibleOff-gassing of volatile organic compounds (VOCs)
Think Tank Photo
Think Tank Digital Holster 5 V3
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleUndisclosed water-repellent coating chemistry
PossibleCoating degradation over time
Where these two actually differ
- We flag Polymer degradation and leaching under heat stress, Seal and fastener corrosion or degradation and Off-gassing of volatile organic compounds (VOCs) on the GoPro and not on the Think Tank Photo.
- We flag Undisclosed water-repellent coating chemistry and Coating degradation over time on the Think Tank Photo and not on the GoPro.
- The GoPro is Hard-shell polymer case where the Think Tank Photo is Ballistic nylon, weather-sealed fabric, metal hardware, 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 camera & lens protection cases: see the full ranking