Sierra Designs · Camping Tents & Tarps
Sierra Designs Meteor Lite 3-Person Tent
Wait for Sierra Designs to share or certify their water-repellent coating treatment, as waterproof tents commonly use PFAS.
Sierra Designs won't disclose whether the Meteor Lite 3's waterproof coating contains PFAS or fluorochemicals. Most consumer tents rely on water-repellent coating treatments historically using PFOA/Teflon-type coating. Without brand openness or testing, PFAS presence can't be ruled out.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Nylon fabric with water-repellent coating (water-repellent coating) coating
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What Sierra Designs Meteor Lite 3-Person Tent is made of, ingredients and materials
The Meteor Lite 3 uses nylon fabric as its primary shell material, which is inherently water-resistant but requires a water-repellent coating (water-repellent coating) coating to shed rain effectively. Nylon itself is chemically stable and does not leach problematic substances under normal camping conditions. The water-repellent coating treatment is the primary chemical concern, most commercial water-repellent coating coatings historically used PFOA or PFOS-based fluorochemicals, though some manufacturers have shifted to shorter-chain PFAS or non-fluorinated alternatives. Sierra Designs has not publicly disclosed which water-repellent coating chemistry they use on the Meteor Lite 3, leaving the PFAS profile uncertain.
What’s concerning
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Waterproof / stain-resistant treatment
Water-repellent coating treatments have historically used PFAS.
PFAS
Sierra Designs has not disclosed the fluorochemistry of the Meteor Lite 3's water repellent treatment. Legacy PFAS (PFOA, PFOS, GenX) and shorter-chain alternatives remain common in the tent industry; long-term health effects of PFAS exposure are under study but include accumulation in blood and potential immune/thyroid impacts.
Source, ATSDR ↗Nylon fiber shedding and microparticles
Heavy use, abrasion, and UV degradation of nylon fabric can release microscopic fibers into soil and water if the tent is stored or used in wet conditions. While not acutely toxic, nylon microfiber accumulation in ecosystems is an emerging concern; risk is low with normal recreational use but increases with long-term or high-impact camping.
Mold and bacterial growth if improperly stored
Tents stored damp or in humid conditions commonly develop mold, which releases irritant spores and volatile organic compounds (VOCs). This is a use-dependent hazard, not a manufacturing defect, but poor storage is common; regular drying and ventilation during storage prevent this issue.
Coating degradation and reapplication chemicals
As the original water-repellent coating wears, users may reapply aftermarket water-repellent products, many of which also contain PFAS or untested fluorochemicals. If you need to re-coat the Meteor Lite 3, research the reapplication product's chemistry carefully or consider replacement instead.
What’s reassuring
Heavy metals
Commercial nylon yarn for outdoor textiles is rarely treated with heavy metal catalysts or problematic azo dyes in modern supply chains. No recalls or reported contamination specific to Sierra Designs tents have been documented.
Source, FDA ↗The full breakdown
The brand's record and disclosure
Sierra Designs maintains limited public transparency on water-repellent coating chemistry and has not obtained third-party certifications (such as GOTS, Bluesign, or OEKO-TEX) that would rule out legacy PFAS. The brand has issued no formal statement discontinuing fluorinated water-repellent coating treatments. Industry-wide, most tent manufacturers have not yet committed to alternatives like polyurethane or wax-based water-repellent coating coatings, though a small number have adopted these options. Without direct inquiry to Sierra Designs, the specific chemistry of this tent's coating cannot be confirmed.
How it compares in its category
Three-person dome tents typically fall into a middle tier for chemical transparency. Budget-brand tents rarely disclose water-repellent coating details; premium outdoor brands (e.g., Big Agnes, some REI Co-op models) increasingly offer PFAS-free alternatives or certified transparency. The Meteor Lite 3 occupies a mid-market position with standard nylon construction and undisclosed water-repellent coating, making it representative of the broader category problem rather than a standout for safety. Consumers willing to pay more can find tents with certified non-fluorinated water repellency.
If you buy it
Store the tent dry in a cool, dark place to prevent mold growth and material degradation; moisture trapped in the fabric can create odors and reduce fabric lifespan. Do not machine wash; clean with a soft brush and mild soap if needed, then air-dry fully before storage. Avoid exposing the tent to prolonged direct sunlight when set up for extended periods, as UV exposure can degrade nylon and the water-repellent coating. Inspect seams and fabric annually for tears or wear; small damage can be patched with a repair kit, but severe coating loss (flaking or visible wear) signals replacement is needed.
What we don’t know
- Basis
- Model estimate, 45% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- Sierra Designs has made none
Formulations change between production runs, so check the current label. How we grade.
More camping tents & tarps 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.