Waterproofing Wax for Leather vs Nubuck Suede Proof: which is safer?

Nikwax Nubuck Suede Proof is our pick: better on PFAS and on the overall hazard picture.

Nikwax Waterproofing Wax for Leather

Nikwax

Waterproofing Wax for Leather

PFAS grade

Good 65/100

Overall grade

Good 51/100

Verdict

Skip

Hazard flags

⚑ 2

Material

wax-based waterproofing

Confidence

78%

PossibleRespiratory irritation or fume inhalation during application

ReportedPFAS in water repellency treatment

Our pick

Nikwax Nubuck Suede Proof

Nikwax

Nubuck Suede Proof

PFAS grade

Good 65/100

Overall grade

Good 53/100

Verdict

Skip

Hazard flags

⚑ 3

Material

nubuck/suede with water-repellent treatment

Confidence

45%

PossibleSpray inhalation hazard (propellant and volatile organic compounds)

PossibleCoating degradation and reapplication frequency

PossibleIncompatibility with existing treatments or damage to delicate nap

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 Nikwax.
  • We flag Spray inhalation hazard (propellant and volatile organic compounds), Coating degradation and reapplication frequency and Incompatibility with existing treatments or damage to delicate nap on the Nikwax and not on the Nikwax.
  • The Nikwax is wax-based waterproofing where the Nikwax is nubuck/suede with water-repellent treatment, which is most of the difference in these two grades.
  • These two are level, close enough that price and fit should decide it rather than our grade.
  • We are less certain about the Nikwax grade, at 45% confidence against 78%, 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 →

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