Marshall · Waterproof Earbuds & Cases
Case For Marshall Minor Iv/motif Ii Anc,liquid Silicone Protective
Lower concern. Liquid silicone is inherently PFAS-free.
This protective case is made of liquid silicone rubber, an inherently PFAS-free material. Marshall does not disclose PFAS status, but the material itself poses lower risk.
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Liquid silicone rubber
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
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 case is constructed from liquid silicone rubber (LSR), a thermoset elastomer created by cross-linking silicone polymers. LSR is chemically inert at room temperature and does not leach plasticizers, BPA, or volatile organic compounds into contact surfaces. The material is inherently non-porous and resistant to degradation from normal use, storage, or brief temperature exposure typical of consumer electronics accessories.
The brand's record and disclosure
Marshall does not publicly disclose detailed materials sourcing or third-party safety testing results for this accessory line. No recalls or regulatory actions specific to Marshall cases have been recorded. The brand's PFAS stance is undisclosed, but liquid silicone as a base material does not require PFAS additives for water or stain resistance.
How it compares in its category
Liquid silicone cases are among the lowest-risk protective accessories available. They outperform cheaper PVC or vinyl cases (which may contain phthalates or lead stabilizers) and soft polyurethane cases (prone to off-gassing and degradation). Hard polycarbonate alternatives carry slightly higher heavy metal risk in printed logos but offer better durability; LSR cases prioritize chemical safety over impact protection.
If you buy it
Store the case in a cool, dry location away from direct sunlight to prevent minimal surface wear or color fading over years of use. No special cleaning is required; warm soapy water and air drying are sufficient. LSR does not require replacement unless visible tears develop, which rarely occur under normal storage use. Avoid prolonged contact with strong solvents or oils, though incidental exposure poses negligible risk.
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.”
Heavy metals in printed logos or dyes
Marshall does not disclose printing process or ink composition for case graphics. Silicone base material itself does not contain cadmium or lead, but colored inks on surface are not independently tested in available records.
Volatile organic compound (VOC) off-gassing
Liquid silicone does not emit formaldehyde, benzene, or other common VOCs during storage or use. No odor complaints or air quality issues have been reported for this product category.
Microplastic shedding or degradation
Silicone cases are not classified as microplastic sources under normal use, but extreme abrasion or weathering over many years could theoretically produce fine silicone particles. Risk is minimal for a protective case in typical indoor storage.
Colorant or additive toxicity
Marshall does not disclose pigment sources or heat stability of colorants in the liquid silicone formula. Food-contact safety testing is not applicable to this product, reducing concern for color migration.
Surface contamination or bacterial growth
Silicone is inherently antimicrobial and non-porous, making bacterial colonization unlikely. Case does not retain moisture or create humid microclimates that would support mold or pathogen growth.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 75% 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.
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.