Experience unparalleled writing comfort with the staedtler triplus fineliner pen pack of 10. These superfine pens boast long lasting, water based ink and produce a precise 0.3mm line, perfect for detailed work. The ergonomic triangular barrel and metal clad tip ensure effortless, fatigue free usage, making them ideal for extensive writing or drawing sessions.enjoy peace of mind with their dry safe technology, allowing them to be left uncapped for days without drying out, and aeroplane safe pressure equalisation to prevent leaks. Plus, the ink washes out of most textiles, and the durable pp barrel guarantees extended use. A smart choice for students and professionals, offering reliable performance.features and benefitssuperfine 0.3mm line for precise writing and drawingergonomic triangular barrel for fatigue free usedry safe ink lasts days uncappedaeroplane safe prevents leaks during flightswater based ink washes out of most textilesdurable pp barrel for long service lifespecificationsline width 0.3mmink type water basedtip type metal cladbarrel material ppquantity 10 pensspecial features dry safe aeroplane safe