Spigen · Waterproof Personal Electronics Cases
Spigen Universal Waterproof Phone Case Waterproof
Skip until brand discloses waterproof treatment chemistry.
Spigen's waterproof case uses unidentified water-repellent coating coatings typical of consumer phone cases. No public PFAS disclosure or third-party testing available.
The safe swap
Spigen
Spigen Cryo Armor Case for iPhone 15 Pro Max
85/100 safety
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
TPU or silicone with unspecified waterproof coating
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
Spigen's universal waterproof case uses TPU (thermoplastic polyurethane) or silicone as the primary material, both generally stable and non-leaching when kept away from high heat. The waterproof seal likely relies on a durable coating or laminate layer, but Spigen has not publicly disclosed whether this coating contains PFAS (fluorinated compounds used to repel water and oil). TPU and silicone themselves do not naturally release hazardous chemicals under normal phone-case use conditions.
The brand's record and disclosure
Spigen maintains a low public profile on chemical safety disclosures and has not published certifications (such as Bluesign, OEKO-TEX, or independent waterproof-coating audits) for this product line. No major safety recalls or chemical contamination incidents have been documented for Spigen phone cases in public health databases. The brand's silence on waterproof treatment chemistry leaves a gap: consumers cannot verify whether the coating meets stricter PFAS-free standards or relies on legacy fluorinated chemistry.
How it compares in its category
Waterproof phone cases typically face a trade-off between durability and chemical footprint. Spigen's TPU-based design is less prone to degradation than cheaper PVC alternatives, but competing brands (e.g., Pelican, OtterBox) often market PFAS-free or fluorine-free seals as selling points. Most universal cases in this price range do not disclose coating chemistry, making Spigen average rather than a leader in transparency. Hard-shell cases avoid waterproof coatings entirely but sacrifice flexibility and dustproof sealing.
If you buy it
Keep the case away from prolonged direct heat (above 60°C / 140°F), as TPU can soften and the coating adhesion may weaken. Rinse with fresh water after saltwater or chlorine exposure to prevent mineral buildup and coating stress. Inspect the seals and seams every 6-12 months; if cracks or peeling appear, replacement is safer than patching. Store in a cool, dry place when not in use to extend the waterproof layer's lifespan.
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.”
PFAS in waterproof coating
The waterproof treatment chemistry is unspecified by Spigen; fluorinated water-repellent compounds are standard in the industry but not confirmed for this model. Risk of PFAS leaching is low under normal use (contact with skin or food is minimal), but long-term environmental impact if disposed improperly is unknown.
TPU degradation and leachables
TPU is a stable, non-PVC plastic that does not typically release BPA, phthalates, or endocrine disruptors under normal phone-case use. No documented cases of TPU phone cases causing chemical contamination.
Coating adhesion loss and microplastics
If the waterproof coating delaminates or peels over time (especially with heat or mechanical stress), small flakes could shed. While not classified as microplastics in the drinking-water sense, loose coating fragments pose minimal direct ingestion risk but may enter landfills.
Bacterial growth in sealed chambers
Poorly rinsed water trapped inside the case can foster bacterial or mold growth in warm, humid conditions. This is a use-hygiene issue rather than a chemical hazard, but relevant to product care.
Heavy metals in dyes or colorants
Spigen cases are typically dyed with low-toxicity organic or inorganic pigments. No recalls or public reports of cadmium, lead, or other heavy-metal contamination in colored TPU cases from this brand.
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 Personal Electronics Cases
Spigen
Cryo Armor Case for iPhone 15 Pro Max
TPU (thermoplastic polyurethane) bumper with polycarbonate back panel
Lower PFAS concern; standard phone case materials lack obvious PFAS indicators.
⚠Brand says nothing about PFAS
Spigen
Galaxy S26 Series Mag Fit Case
Thermoplastic polyurethane (TPU) and polycarbonate
Lower concern phone case, no known PFAS risk identified.
⚠Brand says nothing about PFAS
Samsung
Ghostek Nautical Slim Case for MagSafe for Samsung Galaxy S25 Ultra
Polycarbonate and TPU blend (typical phone case polymers)
Lower concern; rigid phone cases rarely use PFAS.
⚠Brand says nothing about PFAS
More waterproof personal electronics 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.