Waterproofing Wax for Leather vs Shower Guard Spray, 30 Ounce - Pack Of 2: which is safer?
Oxiclean Shower Guard Spray, 30 Ounce - Pack Of 2 is the clear pick. Nikwax Waterproofing Wax for Leather carries a failing PFAS grade, and we never recommend buying a failing product.
Nikwax
Waterproofing Wax for Leather
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleRespiratory irritation or fume inhalation during application
ReportedPFAS in water repellency treatment
Our pick
OxiClean
Shower Guard Spray, 30 Ounce - Pack Of 2
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleHydrogen peroxide irritancy (inhalation, eyes, skin)
PossibleSurfactant sensitization or skin irritation
ReportedFabric or dye damage from oxidation
Where these two actually differ
- We flag Respiratory irritation or fume inhalation during application and PFAS in water repellency treatment on the Nikwax and not on the OxiClean.
- We flag Hydrogen peroxide irritancy (inhalation, eyes, skin), Surfactant sensitization or skin irritation, Fabric or dye damage from oxidation and Product degradation over time on the OxiClean and not on the Nikwax.
- The Nikwax is wax-based waterproofing where the OxiClean is Hydrogen peroxide and surfactants in aqueous spray, which is most of the difference in these two grades.
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 fabric stain guard sprays: see the full ranking