Arts & Crafts > Art Supplies > Drawing & Lettering Tools > Markers & Highlighters > Markers
24 Colors Acrylic Marker Pen KA-4921
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
Inadequate cap sealing (ENG-003) causes rapid solvent evaporation from the ink (COMP-005), leading to pen drying (RMA-001) and customer complaints (REV-004, REV-006).
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