Liquid Wax vs PS10 Yellow Wax: which is safer?

Swix PS10 Yellow Wax is the clear pick. Liquid Wax carries a failing PFAS grade, and we never recommend buying a failing product.

Liquid Wax

Datawax

Liquid Wax

PFAS grade

Good 50/100

Overall grade

Bad 4/100

Verdict

Skip

Hazard flags

⚑ 5

Material

Composition undisclosed; liquid wax formulation unspecified

Confidence

25%

LikelyVolatile organic compounds (VOCs) and solvent inhalation

PossibleSkin sensitization and irritation from undisclosed additives

PossibleFluorocarbon contamination (performance additives)

Our pick

Swix PS10 Yellow Wax

Swix

PS10 Yellow Wax

PFAS grade

Excellent 100/100

Overall grade

Excellent 84/100

Verdict

Buy

Hazard flags

⚑ 4

Material

Hydrocarbon-based ski wax (paraffin/synthetic blend)

Confidence

72%

PossibleCombustion by-products during hot application

PossibleSkin and eye contact irritation

PossibleIngestion toxicity (accidental exposure)

Where these two actually differ

  • We flag Volatile organic compounds (VOCs) and solvent inhalation, Skin sensitization and irritation from undisclosed additives, Fluorocarbon contamination (performance additives) and Environmental persistence after surface application on the Datawax and not on the Swix.
  • We flag Combustion by-products during hot application, Skin and eye contact irritation, Ingestion toxicity (accidental exposure) and Microabrasive particulates from worn base or scraping on the Swix and not on the Datawax.
  • The Datawax is Composition undisclosed; liquid wax formulation unspecified where the Swix is Hydrocarbon-based ski wax (paraffin/synthetic blend), which is most of the difference in these two grades.
  • The gap is 50 points, wide enough that this is not a close call, and the Swix is the one to buy.
  • We are less certain about the Datawax grade, at 25% confidence against 72%, 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 →

More ski & sports wax: see the full ranking