This is a set of 10 Pentel PEN oil-based marker ink cartridges XNR4, including red, blue, and black. These can be used as replacement ink for the knock-type Handy Pentel PEN. Although they are new and unopened, please understand that they have been stored at home before purchasing. [Brand] Pentel [Product Name] Pentel PEN Oil-Based Marker Ink Cartridge XNR4 [Colors] Red, Blue, Black [Quantity] Red: 5, Blue: 3, Black: 2 (Total: 10) [Condition] Unused Will be shipped via Yu-Packet Post. Thank you.