Stone Duffel vs Base Camp Dry Bag: which is safer?

These two grade almost identically. Pick on price and preference; neither has a PFAS edge.

Black Diamond

Stone Duffel

PFAS grade

F 40/100

Overall grade

F 18/100

Verdict

Skip

Hazard flags

⚑ 2

Material

Durable fabric with water-resistant coating

Confidence

45%

LikelyWater-resistant coating degradation and microparticle shedding

PossibleCoating leaching into contents (food, water, textiles)

Why this grade

The North Face

Base Camp Dry Bag

PFAS grade

F 40/100

Overall grade

F 18/100

Verdict

Skip

Hazard flags

⚑ 4

Material

TPE/PVC drybag with waterproof coating

Confidence

45%

Possiblewater-repellent coating (water-repellent coating) coating composition

PossiblePVC/TPE thermal leaching

ReportedCoating degradation and microparticle shedding

Why this 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 outdoor gear storage bags: see the full ranking