40/ 100
F
OverallF18/100
Outdoor Products Large SmartPhone Watertight Phone Case

Anccer · Waterproof Smartphone & Tech Cases

Outdoor Products Large SmartPhone Watertight Phone Case

F · High PFAS

Skip. Waterproof coating composition undisclosed, PFAS risk unclear.

Verdict: SkipWaterproof polymer cases pose polymer leaching and coating durability risks; Anccer's silent stance on materials and PFAS adds uncertainty. Purchase acceptable with strict maintenance.

Anccer smartphone cases use waterproof treatments but provide no material transparency or PFAS claims. Standard waterproof polymer cases often contain PFAS; no independent verification available.

The safe swap

Tech21 EvoClear for Apple iPhone 17 Pro

Tech21

Tech21 EvoClear for Apple iPhone 17 Pro

85/100 safety

B

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

Polymer shell with waterproof sealing treatment, composition 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.

Hurts the grade

Category baseline

other is a category where PFAS exposure is more common.

Hurts the grade

No PFAS disclosure

No public statement about PFAS in this product.

Hurts the grade

The full breakdown

What it's made of and why it matters

This case uses an unspecified polymer shell with a waterproof sealing treatment of unknown chemical composition. Waterproof coatings on polymer housings are typically polyurethane, acrylic, or silicone-based, but Anccer does not publicly disclose which. The critical unknown is whether the sealing treatment contains fluorinated compounds (PFAS) for water repellency, which cannot be determined from available product information. Polymer degradation from UV, temperature cycling, and mechanical stress can release oligomers and plasticizers into contact surfaces over time.

The brand's record and disclosure

Anccer is a Chinese smartphone accessory manufacturer with no publicly established safety certifications, material transparency reports, or independent third-party testing on file for this product line. The brand has not issued statements regarding PFAS use, heavy metals in dyes or coatings, or compliance with EU REACH or similar regulatory frameworks. No major product recalls or safety controversies are documented in public health databases, but absence of disclosure is not the same as absence of risk. This silence means consumers cannot verify whether waterproof treatments meet any recognized safety standard.

How it compares in its category

Waterproof phone cases range from rigid polycarbonate shells to soft TPU (thermoplastic polyurethane) options; this Anccer product's exact resin type is not specified, limiting direct comparison. Premium brands (Lifeproof, OtterBox) typically disclose polymer composition and undergo third-party durability testing, while budget-tier cases like this one often do not. The lack of material transparency is the primary differentiator and risk factor relative to competitors at similar price points. Mid-range alternatives often provide material datasheets or at minimum confirm absence of BPA; Anccer does not.

If you buy it

Keep the case away from direct sunlight and heat sources above 140°F (60°C) to slow polymer degradation and coating breakdown. Inspect the sealing gasket and coating quarterly for cracks, discoloration, or peeling; replace the case if visible damage appears, as waterproofing integrity cannot be repaired. Avoid prolonged contact between the case and prolonged skin contact on very hot days, as leaching of degradation byproducts increases with temperature. Rinse with plain water after saltwater or chlorinated pool use and air-dry completely before sealing; standing water inside can promote bacterial growth if gaskets trap moisture.

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.”

Possible

Undisclosed waterproof coating composition

The sealing treatment is not chemically specified by Anccer. If Teflon-family coating-based, PFAS exposure is possible; if acrylic or polyurethane, volatile organic compounds (VOCs) and residual monomers may leach under heat or UV. Without testing, risk cannot be ruled out.

Reported

Polymer shell degradation and oligomer leaching

Unspecified polymer housings degrade under UV, temperature cycling, and mechanical stress over 12-24 months, releasing small molecular fragments and plasticizers onto skin and device. This is common in budget phone cases but exacerbated by undisclosed material grade.

Possible

Microplastic shedding from coating wear

Waterproof coatings can flake or shed microparticles as they degrade, particularly at seams and corners. Ingestion risk is low but skin contact and inhalation of coating dust during handling of worn cases is possible.

None known

Dye or pigment heavy metals in case coloring

No documented incidents or testing of Anccer cases for lead, cadmium, or chromium in pigments. Standard for budget polymer cases, but not independently verified for this product.

Possible

Bacterial or mold growth in sealed gasket chambers

Trapped moisture between the waterproof seal and the case interior can harbor bacteria, mold, or mildew if not fully air-dried after wet use. This is a maintenance issue rather than a manufacturing hazard but is specific to waterproof case design.

What we don’t know

This grade is a model-based estimate from public materials, coatings, and brand disclosure at 35% 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

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EvoClear for Apple iPhone 17 Pro

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B
C
PFASAll
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Brand says nothing about PFAS

Apple TechWoven MagSafe Case for iPhone 17 Pro

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Brand says nothing about PFAS

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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.