Arts & Crafts > Art Supplies > Drawing & Lettering Tools > Markers & Highlighters > Markers
48 Colors Watercolor Marker Pen Set AL-K73
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 poor cap fit (ENG-003) prevents proper sealing, leading to tip drying (RMA-001), which is frequently reported by users (REV-003, REV-004).
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