PFAS100/ 100Excellent
Overall88/ 100Excellent
Swix F4 Glide Wax Liquid

Swix · Ski & Sports Wax

Swix F4 Glide Wax Liquid

Excellent

Brand PFAS statement on record, which we have not verified.

Verdict · BuyHydrocarbon wax with no PFAS detected; no known toxicity hazards in standard ski wax use. Brand transparency adequate for category.

Swix says it stopped selling PFAS-containing waxes to the mass market by the 2021-2022 season. We record that as an unverified brand claim.

Brand says: “Swix says it stopped selling PFAS-containing waxes to the mass market by the 2021-2022 season.

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We flunk more products than we pass. This one earned its grade. How we grade

Material

Hydrocarbon wax blend (paraffin/synthetic base)

Brand disclosure

Brand claims PFAS-free

Lab data

No public lab test

What’s concerning

♾️

Category baseline

The starting point for this type of product, before anything specific to this product is counted.

90/ 100
💨

Volatile organic compounds (VOC) and inhalation risk

Hydrocarbon wax liquids release trace solvent vapors during application. Risk is minimal in outdoor or well-ventilated indoor use but cumulative with repeated exposure in enclosed spaces. Swix does not publish VOC content or flash point data publicly.

70/ 100
⚠️

Skin irritation or sensitization

Paraffin-based waxes are generally non-irritating, but some individuals may react to synthetic additives or residual processing chemicals. Direct prolonged skin contact is unlikely given normal use, but accidental exposure should be washed with soap and water.

70/ 100
⚠️

Ingestion risk (children/pets)

Hydrocarbon wax is non-toxic in small amounts but is a choking or aspiration hazard if ingested as a liquid. Keep sealed and stored out of reach of young children and pets. Product is not intended for consumption.

70/ 100

What’s reassuring

Brand-stated PFAS-free

The brand states this product is PFAS-free. We have not verified the claim.

100/ 100

Base material not linked to PFAS

The main material recorded for this product is not one associated with PFAS.

100/ 100

Container or packaging leachables

Swix F4 is typically packaged in plastic or metal bottles. No known instances of leaching or degradation affecting product safety. Containers should be sealed to prevent evaporation and contamination.

95/ 100
⛏️

Heavy metals

Hydrocarbon waxes do not inherently contain pigments or heavy metal additives. No public testing or recalls indicate contamination in Swix products of this type.

Source, FDA
95/ 100

The full breakdown

What it's made of and why it matters

Swix F4 Glide is a liquid hydrocarbon wax blend based on paraffin and synthetic base stocks, formulated to reduce friction on snow. This class of wax is inherently low-toxicity because hydrocarbons do not bioaccumulate and volatilize cleanly under typical skiing temperatures (below 50C application). The liquid format reduces inhalation risk versus powder waxes, since particle generation is minimal during application.

The brand's record and disclosure

Swix has published a PFAS-free claim for this product line. We have not independently verified this claim through third-party testing records, but no public recalls or safety controversies involving Swix liquid waxes are on record. The brand operates in a mature market where wax chemistry is well-established and ingredient disclosure is standard practice.

How it compares in its category

Liquid hydrocarbon waxes like F4 Glide are the baseline safety choice in ski wax; they predate fluorocarbon waxes (which carry PFAS concerns) and are preferred by environmentally conscious skiers. This product sits in the mainstream segment, neither ultra-premium nor budget, which correlates with consistent quality control. Most competitors in the liquid wax category share similar paraffin-synthetic blends with comparable hazard profiles.

If you buy it

Apply in a well-ventilated area; although hydrocarbon waxes are low-VOC, liquids should not be inhaled directly. Store in a cool, dry place away from heat or direct sunlight to prevent separation or degradation of the synthetic components. One bottle typically services 20-30 ski applications depending on coverage. Replace when performance drops noticeably (increased friction or patchy glide) rather than on a fixed schedule.

What we don’t know

Basis
Model estimate, 72% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
Swix has made a specific claim

Formulations change between production runs, so check the current label. How we grade.

More ski & sports wax grades

How we score, every product runs through the same public 0-100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.