Trailgate Gear Bin Green 140 L vs Summit Series Advanced Mountain Kit 55L Pack: which is safer?

REI Co-op Trailgate Gear Bin Green 140 L is our pick: better on PFAS and on the overall hazard picture.

Our pick

REI Co-op Trailgate Gear Bin Green 140 L

REI Co-op

Trailgate Gear Bin Green 140 L

PFAS grade

Good 65/100

Overall grade

Good 53/100

Verdict

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Hazard flags

⚑ 3

Material

Polypropylene storage bin, no water-resistant coating mentioned

Confidence

78%

PossibleUV degradation and additive leaching

PossibleMicroplastics from mechanical wear

PossibleOdor and volatile organic compounds from manufacturing

The North Face Summit Series Advanced Mountain Kit 55L Pack

The North Face

Summit Series Advanced Mountain Kit 55L Pack

PFAS grade

Bad 20/100

Overall grade

Bad 0/100

Verdict

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Hazard flags

⚑ 4

Material

nylon/polyester with water-repellent coating treatment

Confidence

45%

Likelywater-repellent coating (water-repellent coating) coating chemistry

PossibleFormaldehyde in textile resins and finishes

PossibleAntimony in polyester fiber

Where these two actually differ

  • We flag UV degradation and additive leaching, Microplastics from mechanical wear and Odor and volatile organic compounds from manufacturing on the REI Co-op and not on the The North Face.
  • We flag Durable Water Repellent (DWR) coating chemistry, Formaldehyde in textile resins and finishes, Antimony in polyester fiber and Coating degradation and leaching over time on the The North Face and not on the REI Co-op.
  • The REI Co-op is Polypropylene storage bin, no water-resistant coating mentioned where the The North Face is nylon/polyester with DWR treatment, which is most of the difference in these two grades.
  • The gap is 45 points, wide enough that this is not a close call, and the REI Co-op is the one to buy.
  • We are less certain about the The North Face grade, at 45% confidence against 78%, because it discloses less.

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