Coleman · Insulated Travel Drinkware
Coleman Autospout Switch Stainless Steel Insulated Water Bottle
Stainless steel bottle presents lower PFAS concern; plastic spout/cap uncertain.
Coleman's stainless steel insulated bottle has inherent PFAS-lower risk from the metal exterior. Plastic spout and cap materials are undisclosed, introducing modest uncertainty about interior contact surfaces.
Shop Coleman on Amazon →Material
Stainless steel exterior, plastic interior components (cap/spout)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Category baseline
other is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
The Coleman Autospout Switch exterior is stainless steel, which is chemically inert and does not leach metals or compounds into liquid under normal use. The interior spout, cap, and valve mechanisms are plastic composites (specific polymer type not disclosed by Coleman). Stainless steel's inertness makes it one of the lowest-hazard beverage vessel materials for storage; the risk profile depends entirely on the plastic components' formulation and whether they contact the liquid directly.
The brand's record and disclosure
Coleman does not publish material safety data sheets, BPA/BPS declarations, or phthalate testing results for this bottle. The brand maintains no visible commitment to third-party certification (NSF, FDA, or similar). Coleman has not faced documented recalls or safety controversies specific to this water bottle model. Absence of disclosure is not confirmation of safety but reflects typical practice for mid-market outdoor gear brands rather than a red flag.
How it compares in its category
Stainless steel insulated bottles are among the safest beverage vessel categories because the exterior material cannot degrade into liquid. This product is comparable to brands like Hydro Flask or YETI in material class but lacks their explicit material certifications. The plastic spout and cap introduce slightly higher variability than fully stainless or borosilicate glass bottles, though the risk remains modest under normal conditions.
If you buy it
Do not fill with liquids above 60 degrees Celsius to minimize plastic component stress and potential leaching. Replace the cap or spout gasket if visible cracks, cloudiness, or deterioration appears, typically after 2-3 years of regular use. Wash the plastic components by hand with mild soap rather than hot dishwasher cycles to extend material life. Store empty or with cool water; do not store acidic beverages (citrus, vinegar) for extended periods, as acid can accelerate minor polymer degradation over months.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
BPA/BPS in plastic spout and cap
Coleman has not published testing or BPA-free certification for this bottle's plastic components. Leaching risk is low at cool temperatures but increases if spout contacts hot liquid or sits with warm water for hours. No recalls or customer complaints are on record.
Phthalates in plastic seals and gaskets
The valve and seal plastics are not specified by Coleman. Phthalate presence is possible but unlikely to migrate into cool water at measurable levels. Risk is primarily if plastic components are chewed or if bottle is regularly filled with very hot liquids that stress the seals.
Stainless steel leaching (nickel)
Food-grade stainless steel (typically 304 or 316) has minimal nickel migration into neutral beverages. No credible reports of nickel leaching from Coleman stainless bottles exist. Acidic or salty liquids stored for weeks may theoretically increase migration, but risk remains negligible under normal use.
Microplastic shedding from plastic interior components
The plastic spout valve can degrade with repeated use and thermal cycling. Microscopic fragments are theoretically possible after years of use, but no testing or documentation from Coleman quantifies this risk. Replacement of worn components mitigates this hazard.
Bacterial or mold growth in valve cavity
The Autospout's internal valve channel can trap moisture and food particles if not fully disassembled and dried after each use. If bottle is left filled for days or stored damp, microbial colonization is possible. Regular rinsing and air-drying, especially of the spout mechanism, substantially reduces this maintenance-dependent risk.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
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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.