Carbon Pro vs Starter Shoe Care Kit: which is safer?
These two grade almost identically. Pick on price and preference; neither has a PFAS edge.
Collonil
Carbon Pro
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleSolvent inhalation (from spray application)
PossibleSkin contact with wet spray
ReportedFlammability of wet product
Jason Markk
Starter Shoe Care Kit
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleMicroplastic shedding from microfiber cloth
PossibleSurfactant irritation (dermal or ocular)
ReportedLack of ingredient transparency
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 shoe waterproofing sprays: see the full ranking