Anccer · Waterproof Smartphone & Tech Cases
Anker Universal Waterproof Cell Phone Pouch Case Dry Bag Swim Beach
Unknown waterproof coating. No brand disclosure on PFAS.
Waterproof phone pouches often use water-repellent coating treatments that may contain PFAS, but Anker provides no material or coating details. No lab testing or certifications available.
The safe swap
Tech21
Tech21 EvoClear for Apple iPhone 17 Pro
85/100 safety
Same rubric that flunked this product. The swap earned its B.
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
PVC or TPU waterproof pouch, coating unspecified
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Waterproof / stain-resistant treatment
water-repellent coating treatments have historically used PFAS.
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
This pouch is constructed from either PVC (polyvinyl chloride) or TPU (thermoplastic polyurethane), both common waterproofing plastics. The waterproof seal likely relies on a durable polymer coating, but Anccer has not disclosed the specific chemistry. PVC and TPU themselves are not inherently toxic at room temperature, but the unidentified coating is the concern because waterproof coatings often contain Teflon-type coating or Teflon-type coating-adjacent compounds, some of which may involve PFAS.
The brand's record and disclosure
Anccer is a relatively small accessory brand with no established public record of PFAS testing, chemical disclosure, or sustainability certifications. The brand has not made any statements about hazardous chemical avoidance or material transparency. This silence is typical of budget waterproof accessory makers but means you have no independent assurance about coating composition.
How it compares in its category
Waterproof phone pouches are inherently high-suspect for PFAS because water-repellency without PFAS is expensive. Budget-tier pouches like this one rarely disclose coating chemistry; premium alternatives (e.g., some outdoor brands) sometimes commit to PFAS-free wax or fluorocarbon-free finishes, but cost significantly more. Most consumer-grade waterproof bags sit in this uncertain middle ground.
If you buy it
Keep the pouch away from direct heat sources and do not boil or microwave it, as thermal stress on an unknown coating could accelerate degradation. Avoid storing it for months in direct sunlight, which can degrade TPU over time. Check the seal regularly for tears or cloudiness, as a compromised seal defeats the waterproof function. Rinse with plain water after saltwater or chlorine use to extend coating life.
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.”
Unidentified waterproof coating chemistry
Anccer has not disclosed whether the waterproof layer uses Teflon-type coating, Teflon-type coating-free fluorocarbon, or another polymer. PFAS is graded separately; this flag captures the inability to rule out other coating-related toxicity.
PVC plasticizer migration (if PVC base)
If the base material is PVC, it typically contains phthalate or non-phthalate plasticizers. At room temperature, migration into food or skin contact is minimal for this product type (external phone case). Risk rises only with heat or prolonged contact with fatty substances.
Thermal degradation of polymer layers
Repeated exposure to high heat (e.g., car dashboard in summer, sauna) can degrade TPU or cause PVC to soften and release volatile compounds. Most users will not encounter this, but beachgoers in extreme heat should monitor for odor or surface cloudiness.
Seal degradation and microplastic shedding
As the waterproof coating ages, small particles may flake into water or contact skin. This is a mechanical durability issue rather than acute toxicity but warrants replacement if the surface becomes visibly worn or peeling.
Bacterial or mold growth on interior if moisture trapped
If water is sealed inside the pouch or moisture is trapped for extended periods, interior surfaces can support bacterial biofilm. This is a hygiene concern, not a material toxicity issue, but cleaning and drying thoroughly between uses mitigates it.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 45% 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.
Safer alternatives in Waterproof Smartphone & Tech Cases
Tech21
EvoClear for Apple iPhone 17 Pro
polycarbonate and thermoplastic polyurethane (TPU)
Polycarbonate phone case.
⚠Brand says nothing about PFAS
Apple
TechWoven MagSafe Case for iPhone 17 Pro
Woven fabric composite with elastomer MagSafe attachment
Limited PFAS risk from material choice, but no brand disclosure
⚠Brand says nothing about PFAS
Apple
iPhone 17 Pro Max TechWoven Case with MagSafe
Woven textile blend with MagSafe metal ring
Lower concern; typical smartphone case materials lack PFAS triggers.
⚠Brand says nothing about PFAS
More waterproof smartphone & tech cases 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.