The Pentel Ultra Fine black fineliner pen 12-pack features the original plastic-tipped fineliner recognised by its distinctive orange barrel, making it ideal for precision figure work, technical drawing, and stencilling at home, school, or the office.&.nbsp.Each pen is filled with smooth water-based black ink and is built with a 0.6mm plastic nib housed within a supportive metal sleeve to ensure durability and prevent the tip from bending under pressure. This design delivers a clean, fine line width of approximately 0.3mm for clear and accurate detailing.Key features:12-pack of original plastic-tipped fineliner pens featuring a distinctive orange barrel design.Ideal for precision tasks such as technical figure work, drawing, and stencilling.Water-based black ink formula for smooth, reliable writing performance.Durable 0.6mm plastic nib securely housed in a supportive metal sleeve for enhanced longevity.Fine tip delivering a consistent approximately 0.3mm writing line width.