STAEDTLER® triplus® rollerball, set 10 colors w/case

Rollerball with ink reservoir Ergonomic triangular barrel for effortless, fatigue-free writing DRY SAFE - can be left uncapped for days without drying up (test ISO 554) Sturdy, durable metal tip Suitable for carbon copies Water-based ink With clip PP barrel guarantees long service life Stand-up STAEDTLER box Set of 10 brilliant colors Line width approx. 0.3 mm