Men's Race Day Singlet Crew Neck Running Tank top vs Repper Short-Sleeve Shirt: which is safer?
HOKA Men's Race Day Singlet Crew Neck Running Tank top is our pick: better on PFAS and on the overall hazard picture.
Our pick
HOKA
Men's Race Day Singlet Crew Neck Running Tank top
PFAS grade
D 65/100
Overall grade
F 57/100
Verdict
Skip
Hazard flags
⚑ 2
Material
Polyester/nylon blend athletic knit, no disclosed water-repellent coating or stain treatment
Confidence
72%
PossibleAntimony in polyester
PossibleMicroplastic shedding
Lululemon
Repper Short-Sleeve Shirt
PFAS grade
D 65/100
Overall grade
F 43/100
Verdict
Skip
Hazard flags
⚑ 4
Material
Polyester blend, no disclosed treatment
Confidence
72%
PossibleAzo dyes and colorant residues
PossibleFormaldehyde resin finishes
ReportedMicroplastic shedding
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 synthetic athletic wear: see the full ranking