Mens Boxer Briefs - 6 Pack Big & Tall 7" Inseam Moisture Wicking Performance Mens Underwear Boxers with Contour P vs Women's Air Tech Performance Brief Panties 6-Pack: which is safer?
Reebok Mens Boxer Briefs - 6 Pack Big & Tall 7" Inseam Moisture Wicking Performance Mens Underwear Boxers with Contour P is our pick: better on PFAS and on the overall hazard picture.
Our pick
Reebok
Mens Boxer Briefs - 6 Pack Big & Tall 7" Inseam Moisture Wicking Performance Mens Underwear Boxers with Contour P
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleFormaldehyde-releasing resins in fabric finish
PossibleMicroplastic shedding from synthetic fibers
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