Thank you for viewing. This is a set of 10 oil-based pen markers, "Mackie." [Mackie] A convenient dual-purpose oil-based marker for fine and extra-fine writing with a single pen. [Features 1] Excellent quick-drying and water-resistant properties. [Features 2] Usable on a wide range of materials such as cloth, wood, cardboard, glass, plastic, metal, and vinyl. *Not suitable for soft vinyl chloride products like inflatable toys. [Ink] Oil-based dye / Black ink [Line Width] Fine: 1mm~1.3mm / Extra-fine: 0.5mm [Quantity] Set of 10 Since there is only one ink tank, there is no waste even if you frequently use only one of the two pen tips. Price is not negotiable. Combined shipping discount: 100 yen os71, 72, 73