Waterproof Case for KeyMission 170 Action Camera vs Think Tank Digital Holster 5 V3: which is safer?

Nikon Waterproof Case for KeyMission 170 Action Camera is our pick: better on PFAS and on the overall hazard picture.

Our pick

Nikon Waterproof Case for KeyMission 170 Action Camera

Nikon

Waterproof Case for KeyMission 170 Action Camera

PFAS grade

Excellent 85/100

Overall grade

Excellent 77/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Rigid polymer case

Confidence

35%

PossibleGasket/seal material composition

PossibleDegradation from UV or temperature extremes

Think Tank Digital Holster 5 V3

Think Tank Photo

Think Tank Digital Holster 5 V3

PFAS grade

Excellent 85/100

Overall grade

Good 59/100

Verdict

Skip

Hazard flags

⚑ 2

Material

Ballistic nylon, weather-sealed fabric, metal hardware

Confidence

45%

PossibleUndisclosed water-repellent coating chemistry

PossibleCoating degradation over time

Where these two actually differ

  • We flag Gasket/seal material composition and Degradation from UV or temperature extremes on the Nikon 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 Nikon.
  • The Nikon is Rigid 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