Swix UR6 Blue Bio Training Wax
Brand PFAS statement on record, which we have not verified.
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.”
We flunk more products than we pass. This one earned its grade. How we grade
Material
Bio-based paraffin blend wax
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.
Combustion/heating fume inhalation
Paraffin wax heated above ~100C releases low levels of volatile organic compounds; risk is minimal in normal iron or torch application with ventilation, but prolonged direct inhalation over a heat source is not recommended.
Microplastic shedding during use
Paraffin wax scrapes and sheds small fragments during removal and glide wear; these fragments enter snow and environment. This is a known limitation of all wax-based ski preparation, not specific to this product, and is not classified as an acute health hazard but an environmental consideration.
What’s reassuring
Brand-stated PFAS-free
The brand states this product is PFAS-free. We have not verified the claim.
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Skin irritation from additives or pigment
No reported allergic reactions or irritant additives (such as formaldehyde releasers or reactive dyes) are documented for Swix wax products. Blue colorant is typical organic or mineral pigment used at low concentration.
Lead
Bio-paraffin blends and standard pigments do not inherently concentrate heavy metals. No recalls or test data suggesting contamination exist in the public record for Swix ski waxes.
Source, ATSDR ↗The full breakdown
What it's made of and why it matters
Swix UR6 Blue is formulated as a bio-based paraffin blend, meaning it replaces petroleum paraffin with renewable plant-derived waxes while maintaining the hydrophobic and glide properties needed for ski base conditioning. Bio-paraffin waxes are chemically simpler than synthetic fluorocarbon waxes and carry no known fluorine contamination risk. The blue colorant is a visual aid for application and wear tracking; standard organic or inorganic pigments are typical in this product class and pose minimal inhalation or dermal risk at use concentrations.
The brand's record and disclosure
Swix has made a public PFAS-free claim for this product line, which aligns with the shift away from fluorocarbon ski waxes across the industry. The claim is on record but has not been independently verified by a third-party laboratory in publicly available documents. Swix is a longstanding Nordic sports equipment manufacturer with no major safety recalls or controversies in the ski wax category on public record. Their pivot to bio-based formulations reflects broader market demand for reduced environmental and health burden.
How it compares in its category
Traditional ski waxes often contain fluorinated compounds (Teflon-type coating, wax additives) to improve glide; Swix UR6 avoids this category of hazard entirely. Bio-paraffin blends are now mainstream alternatives and perform comparably to petroleum paraffin in cold and dry snow. This product sits in the mainstream safety tier for modern ski waxes and is more conservative than high-fluorine race waxes, while functionally superior to unblended natural waxes.
If you buy it
Apply in a well-ventilated area; brief heating (iron or torch) to melt and scrape produces minimal vapor but avoid prolonged inhalation near the heat source. Store below 25C (77F) away from direct sunlight to prevent softening or discoloration. Replace when the base layer becomes thin, visibly worn, or no longer provides expected glide, typically every 5-10 skiing days depending on conditions and frequency. Standard scraping tools and brushes are sufficient for removal; no special disposal is required beyond normal trash.
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.