Manresa 33L Backpack vs Divide EVO Daypack: which is safer?
Columbia Manresa 33L Backpack is our pick: better on PFAS and on the overall hazard picture.
Our pick
Columbia
Manresa 33L Backpack
PFAS grade
F 20/100
Overall grade
F 12/100
Verdict
Skip
Hazard flags
⚑ 2
Material
nylon with water-repellent coating water-repellent coating
Confidence
45%
Possiblewater-repellent coating degradation and reapplication risk
PossibleMicroplastics shedding
Mountainsmith
Divide EVO Daypack
PFAS grade
F 20/100
Overall grade
F 0/100
Verdict
Skip
Hazard flags
⚑ 2
Material
nylon ripstop with water-repellent coating treatment, specific chemistry unspecified
Confidence
45%
PossiblePFAS in water-repellent coating (fluorinated water repellent)
LikelyMicrofiber shedding and degradation of water-repellent coating
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 portable outdoor gear bags: see the full ranking