STAEDTLER box with attached ruler containing 1 triplus fineliner black, 1 triplus ball M blue, 1 triplus micro 0.5 mm and 1 triplus textsurfer yellow
 
Triangular writing instruments in various mixed sets
Always the right writing instrument at hand
For various usages, e.g. office, university, leisure
Available in stand-up STAEDTLER box
Ideal for people on the go