H&M Boys Twill Chinos vs Old Navy Kids Uniform Straight Leg Pants 2-Pack: which is safer?

Old Navy Kids Uniform Straight Leg Pants 2-Pack is our pick: better on PFAS and on the overall hazard picture.

Boys khaki pants

H&M Boys Twill Chinos

PFAS grade

D 65/100

Overall grade

F 47/100

Verdict

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Hazard flags

⚑ 3

Material

cotton twill, likely untreated

Confidence

72%

PossibleFormaldehyde resins (finishing agents)

PossibleAzo dyes (synthetic colorants)

ReportedVolatile organic compounds (VOC) off-gassing

Why this grade

Our pick

Boys khaki pants

Old Navy Kids Uniform Straight Leg Pants 2-Pack

PFAS grade

D 65/100

Overall grade

F 49/100

Verdict

Skip

Hazard flags

⚑ 4

Material

Cotton-polyester blend khaki

Confidence

72%

PossibleAzo dyes and synthetic colorants

PossibleFormaldehyde-based finishing resins

PossibleChlorine bleach sensitivity

Why this grade

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 school uniforms: see the full ranking