Color:

[Upgrade 13 grids] about 2,000 pieces can be placed----

[13-layer horizontal section] light green/pen plug design with index stickers

[13-layer horizontal section] light blue/pen plug design with index stickers

[13-layer horizontal style] light pink/pen plug design with index stickers

[13-layer horizontal style] beige/pen plug design with index stickers

[13-layer horizontal] Indigo/pen plug design with index stickers

[13-layer vertical] light green/pen plug design with index stickers

[13-layer vertical] light blue/pen plug design with index stickers

[13-layer vertical] light pink/pen plug design with index stickers

[13-layer vertical] beige/pen plug design with index stickers

[13-layer vertical] Indigo/pen plug design with index stickers