Women's Chaser Padded Running Bra 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.
Brooks
Women's Chaser Padded Running Bra
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleElastane (spandex) degradation and microfiber release
PossibleAntimony in polyester
PossibleFragrance and dye allergens (contact dermatitis)
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