Men's Stretchy Performance Boxer Briefs vs Women's Air Tech Performance Brief Panties 6-Pack: which is safer?
These two grade almost identically. Pick on price and preference; neither has a PFAS edge.
Champion
Men's Stretchy Performance Boxer Briefs
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleResidual dyes or chemical finishes from manufacturing
PossibleElastane (spandex) fiber shedding or microplastic release during washing
PossibleAzo dyes or heavy metals in colorfast treatments (if colored variant)
Reebok
Women's Air Tech Performance Brief Panties 6-Pack
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleFormaldehyde resins in fabric finishing
PossibleAzo dyes
PossibleElastomer degradation (spandex breakdown)
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 sports & performance undergarments: see the full ranking