OtterBox · Insulated Travel Mugs
OtterBox Elevation 20 Tumbler
Stainless steel tumbler with powder coat or polyester exterior, lower concern.
Stainless steel tumbler with powder coat or polyester exterior. The base material is not linked to PFAS. The brand has no PFAS statement on record, and the coating chemistry is not stated.
We flunk more products than we pass. This one earned its grade. How we grade
Material
Stainless steel tumbler with powder coat or polyester exterior
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
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What OtterBox Elevation 20 Tumbler is made of, ingredients and materials
The Elevation 20 is a double-wall stainless steel tumbler with a powder-coat or polyester exterior finish. Stainless steel itself is inert and does not leach metals into beverages under normal use. The powder coat serves aesthetic and insulative purposes but does not contact contents directly, reducing coating degradation risk compared to interior enamels or glazes found in traditional cookware.
What’s concerning
No PFAS disclosure
No public statement from the brand about PFAS in this product.
Category baseline
The starting point for this type of product, before anything specific to this product is counted.
Powder coat or polyester exterior degradation
Prolonged exposure to dishwashers, acidic or hot liquids, or UV light may gradually wear the exterior finish. No spalling or peeling has been documented for this model, but microscopic coating loss is theoretically possible over years of use.
Stainless steel leaching (nickel)
Most stainless steel tumblers contain nickel (typically 8-12% in 304 or 18/8 grades). Nickel leaching into beverages is minimal under normal use but may increase with acidic drinks or repeated hot-water exposure; individuals with nickel sensitivity should consult product specifications.
Mold and bacterial growth in seals
Double-wall insulated tumblers can trap moisture in the gasket area if not dried thoroughly after washing. Regular cleaning and air-drying of the lid assembly minimizes this risk but is dependent on user maintenance.
What’s reassuring
Base material not linked to PFAS
The main material recorded for this product is not one associated with PFAS.
Gasket and seal material off-gassing
The lid gasket is typically silicone or rubber; OtterBox does not disclose material composition or whether gaskets contain BPA, phthalates, or other additives. No safety issues have been reported for this product.
How is this PFAS grade calculated?
The brand's record and disclosure
OtterBox is known for rugged consumer goods and has not published detailed material safety disclosures or third-party certifications (e.g., NSF, BPA-free declarations) for this product line. No recalls or documented safety incidents specific to the Elevation tumbler are on record. The brand's silence on PFAS and material sourcing is typical for the drinkware category but represents a gap in transparency.
How it compares in its category
Stainless steel tumblers have lower concern than ceramic-coated or plastic-lined alternatives because they eliminate risks from interior glazes, enamels, or BPA-bearing liners. The Elevation 20 is positioned at mid-to-premium pricing and material quality for insulated tumblers; competing brands (Hydro Flask, YETI) offer comparable stainless construction with similar transparency gaps. Powder-coat exterior finishes are standard in this category and pose negligible leaching risk.
If you buy it
Hand wash or place on the top rack of a dishwasher to avoid prolonged exposure to high heat and aggressive detergents that could degrade the exterior powder coat. Inspect the seal and gasket annually for wear; replace the lid gasket if it becomes cracked or discolored to maintain insulation and prevent mold growth. Avoid exposing to extreme temperature swings (boiling water directly followed by freezing) which can stress the double-wall structure over time. The tumbler is not intended for cooking or direct heat; use only for storing beverages.
What is not known about PFAS in this product?
- Basis
- Model estimate, 75% confidence, not a lab result
- Lab test
- None on record for this exact product
- Brand statement
- OtterBox has made none
Formulations change between production runs, so check the current label. How we grade.
What are the PFAS-free alternatives to OtterBox Elevation 20 Tumbler?
- stainless steel exterior, ceramic lining interior
- Ceramic coating degradation over time
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- We found no PFAS statement from the brand
- Plastic lid polymer identity and leaching potential
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- Stainless steel body, no interior coating disclosed
- Silicone and plastic lid/valve leachables
3 hazards checked on this product, all on its full breakdown.
More insulated travel mugs 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.