OnePlus · Waterproof Earbuds & Cases
Housing Cover for Oneplus Buds Z2 Waterproof for Case Shockproof Nonslip Frame, Size: 77 in, Black
Skip. Waterproof case with undisclosed coating chemistry.
OnePlus does not disclose the waterproofing treatment or material composition. Waterproof phone cases often use PFAS-based durable water repellents, but this product provides no transparency.
The safe swap
Skullcandy
Geekria Shield Earbuds Case for Skullcandy EcoBuds, Dime 2 / 3 Smokin'
85/100 safety
Still want this one anyway? Check the price on Amazon. We’d swap it.
Material
Unspecified polymer/elastomer with 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
This is a protective sleeve for earbuds made from unspecified elastomer or polymer blended with a waterproof coating. The exact polymer type (silicone, TPU, rubber compound) is not disclosed by the listing, which limits assessment of degradation risk and leachate potential. Waterproof coatings on polymers typically require either durable chemical binders or fluorinated compounds (PFAS-based), neither of which is transparent here. The nonslip frame suggests a textured or treated surface that may shed microparticles over time with friction.
The brand's record and disclosure
OnePlus has not published material safety data sheets, composition transparency, or PFAS avoidance commitments for accessory products. The company does not appear on lists of brands with verified PFAS-free certifications for protective cases. Third-party testing of OnePlus accessories for chemical content is not established in public databases, leaving waterproof coating identity opaque.
How it compares in its category
Earbud protective cases span a wide spectrum: silicone cases without coatings are common and low-hazard; TPU cases with polyurethane waterproofing are moderate-risk; coated polymer cases from budget manufacturers often lack composition disclosure. This OnePlus case sits in the mid-tier by price but below the transparency standard of premium brands like Spigen or Casetify, which disclose material lineage more openly.
If you buy it
Avoid prolonged contact with skin or food-handling hands immediately after removal; wash hands after handling if worn frequently. Store in cool, dry conditions away from direct sunlight to slow any coating degradation. Inspect monthly for cracks, peeling, or discoloration of the waterproof layer, as breakdown accelerates leachate release. Replace if coating visibly separates or surface becomes tacky, typically within 12-24 months of regular use.
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.”
Waterproof coating leachates (non-PFAS)
Undisclosed coating chemistry means polyurethane binders, acrylates, or silicone oligomers may leach into sweat or saliva during earbud contact. Risk rises if coating degrades.
Microplastic shedding from textured frame
Nonslip treatment via surface texturing or additives can release fine particles with friction. Ingestion risk is low for an earbud case, but inhalation during handling is plausible in dusty conditions.
Elastomer degradation over time
Unspecified polymer base may soften, discolor, or become sticky with UV exposure or heat accumulation, signaling additive or plasticizer loss. Common in budget protective cases.
Heavy metals in pigments (black coloring)
No specific testing data available for this product; black colorants in polymers can include carbon black (safe) or historical cadmium/lead (now rare in certified products). OnePlus does not disclose pigment sourcing.
Contact dermatitis from coating residue
Coating binders or colorant residues may irritate sensitive skin during prolonged contact, especially if ears are damp or abraded. Risk is elevated with undisclosed chemistry.
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 Earbuds & Cases
Skullcandy
Geekria Shield Earbuds Case for Skullcandy EcoBuds, Dime 2 / 3 Smokin'
EVA foam case shell
Lower concern. EVA foam unlikely to contain PFAS, but brand offers no assurance.
⚠Brand says nothing about PFAS
Skullcandy
Smokin' Buds Wireless Earbuds Clear Gray Charging Case
Plastic housing, silicone ear tips, electronics
No PFAS concerns evident in typical earbud materials.
⚠Brand says nothing about PFAS
Skullcandy
Geekria Shield Earbuds Case for Skullcandy EcoBuds, Jib True 2, Dime Evo/3/2
Polyester, neoprene, or molded EVA foam case
Lower concern. Typical protective case without waterproofing or stain treatment.
⚠Brand says nothing about PFAS
More waterproof earbuds & 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.