Pilot Color Pen Frixion Colors Black that disappears when 10 pieces SFC100M10B rubbed,

[Specifications] Color pen “Friction Colors” that disappears when rubbed [Shaft/Cap] Resin [Ink] Friction ink/black [Handwriting width] 0.6mm Medium letters [Size] Maximum diameter φ12.2 x total length 146mm/piece [Quantity] 10 pieces