Health & Household > Sleep & Snoring > Sleep Masks
Integrated Sleep Mask Ear Protection Foam Cover
Brand: Generic / OEM
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Audited BOM: 6 Components
RMA Chain & Defect Intelligence
Root cause causal graph linking factory engineering flaws to verified consumer return reasons.
⚡ Causal Link: Defect to Consumer Return
The choice of low-density foam for the ear protectors (COMP-003) is an engineering failure (ENG-001) that directly leads to loss of shape and product ineffectiveness, as evidenced by RMA complaints (RMA-001) and customer reviews (REV-001, REV-004).
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