Basic Mid-Rise Brief Black vs Basic Mid-Rise Period Brief: which is safer?
Modibodi Basic Mid-Rise Period Brief is the clear pick. Modibodi Basic Mid-Rise Brief Black carries a failing PFAS grade, and we never recommend buying a failing product.
Modibodi
Basic Mid-Rise Brief Black
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleWaterproof lining composition (non-PFAS)
PossibleMicroorganism growth if improperly dried
LikelyCoating degradation over repeated washing
Our pick
Modibodi
Basic Mid-Rise Period Brief
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleWater-resistant coating degradation
PossibleMicrobial growth and odor with improper care
Where these two actually differ
- We flag Waterproof lining composition (non-PFAS), Microorganism growth if improperly dried, Coating degradation over repeated washing and Contact dermatitis or skin irritation on the Modibodi and not on the Modibodi.
- We flag Water-resistant coating degradation and Microbial growth and odor with improper care on the Modibodi and not on the Modibodi.
- The Modibodi is Organic cotton with waterproof leak-proof lining where the Modibodi is organic cotton blend with water-resistant coating, which is most of the difference in these two grades.
- The gap is 75 points, wide enough that this is not a close call, and the Modibodi is the one to buy.
- We are less certain about the Modibodi grade, at 35% confidence against 85%, 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 period underwear: see the full ranking