genvana 0.5 1.0mm extremely fine erasable double-headed erasable fine-headed whiteboard marker

[double head] 0.5mm + 1.0mm [single head] 0.5mm

black 12 + whiteboard eraser red 12 + whiteboard eraser blue 12 + whiteboard eraser 4 black red blue each + whiteboard eraser black 6 red 3 blue 3 + whiteboard eraser black 6 pcs red 6 pieces blue 6 pieces 2 for each black red blue black 24 + whiteboard eraser red 24 + whiteboard eraser blue 24 + whiteboard eraser black 12 red 6 blue 6 + whiteboard eraser black red blue each black 3 pcs red 3 pieces blue 3 pieces single [random color]]