Case-Mate · Waterproof Phone & Tech Cases
Case-Mate Waterproof Phone Pouch
Skip until coating details disclosed; waterproof pouch likely uses water-repellent coating treatment.
Case-Mate does not disclose waterproof coating composition or PFAS status for this pouch. Waterproof phone pouches commonly use PFAS-based water-repellent coating treatments; lack of transparency raises concern.
The safe swap
Spigen Tough Armor
iPhone 17 Series Tough Armor T AI MagFit Case
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 polymer with waterproof 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
Case-Mate's waterproof phone pouch is listed as PVC or TPU polymer with a waterproof coating, but the specific polymer and coating chemistry are not disclosed on product literature. Waterproof phone pouches typically rely on water-repellent coating (water-repellent coating) treatments to seal seams and repel liquids; these treatments historically contain PFAS compounds (fluorochemicals) because of their exceptional water and oil resistance. Without confirmation of the coating formulation, the presence of legacy PFAS or safer alternatives cannot be verified.
The brand's record and disclosure
Case-Mate is a consumer electronics accessories brand owned by parent company Incipio Group. The brand has not published transparency reports or commitments to eliminate PFAS from its product lines. No recalls specific to chemical safety have been publicly identified for this pouch model. Material and coating ingredient disclosure is minimal across their product range, which is typical for the phone accessory industry but limits independent safety assessment.
How it compares in its category
Waterproof phone pouches are a competitive, low-cost category. Most competitors (including unbranded options) use similar PVC or TPU with unspecified water-repellent coating coatings, making Case-Mate typical rather than an outlier. Brands that publish PFAS-free certifications (e.g., some high-end dive bags) are rare at this price point. For a commodity product, Case-Mate's silence on coatings mirrors industry norms, but does not indicate safety leadership.
If you buy it
Keep the pouch away from heat sources, high temperatures, and prolonged sunlight, which can degrade coatings and increase polymer leaching risk. Do not use it for food storage or in direct contact with drinking water or lips. Store dry and inspect regularly for coating damage, cracks, or peeling; replace if visible wear occurs. Wash hands after extended handling, and ensure it does not touch infants' skin or mouths.
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.”
PVC or TPU polymer degradation and plasticizer leaching
PVC formulations often contain phthalate plasticizers or legacy replacements; TPU may contain diisononyl cyclohexane-1,2-dicarboxylate (DINCH) or similar. Heat, UV, or prolonged water contact can accelerate migration into skin or any liquid stored inside. Exact plasticizer is not disclosed by Case-Mate.
Waterproof coating degradation and off-gassing
Polyurethane or Teflon-family coating water-repellent coating coatings can emit volatile organic compounds (VOCs) during manufacturing and storage, particularly in enclosed spaces. Odor from a new pouch is a potential indicator but not diagnostic. Degradation over time increases polymer surface exposure.
Microplastic shedding from polymer wear
Flexing, friction, and UV exposure cause thin-walled PVC and TPU pouches to shed microparticles, especially at seams and fold lines. Risk is low for phone-only use but increases if pouch is repeatedly creased or stored in hot environments.
Inadequate sealing or mold/bacterial growth in use
Waterproof pouches that are not fully sealed or dried after water exposure can trap moisture and harbor bacterial or fungal growth; this is a mechanical failure risk, not a chemical hazard, but can pose hygiene concerns if used near skin or food.
PFAS in waterproof coating (graded separately under PFAS assessment)
Industry standard water-repellent coating treatments for consumer pouches continue to use PFOA, PFOS, or GenX-class PFAS in many manufacturers' supply chains; Case-Mate's silence on the coating formulation leaves this risk unresolved and is the primary reason for PFAS 40/100 grade.
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 Phone & Tech Cases
Spigen Tough Armor
iPhone 17 Series Tough Armor T AI MagFit Case
Polycarbonate and TPU (thermoplastic polyurethane)
No PFAS risk signals detected in this rigid plastic case.
⚠Brand says nothing about PFAS
Spigen Tough Armor
Samsung Galaxy S24
Thermoplastic polyurethane (TPU) and polycarbonate (PC)
Lower concern. Phone case, not high-risk product category.
⚠Brand says nothing about PFAS
Spigen Tough Armor
Spigen Galaxy S23 Series Case Tough Armor
Thermoplastic polyurethane (TPU) and polycarbonate blend
Lower concern; no known PFAS-prone materials or treatments identified.
⚠Brand says nothing about PFAS
More waterproof phone & 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.