STAEDTLER box containing 2 triplus fineliner black/blue, 1 triplus ball M black, 1 triplus roller black, 1 triplus micro 0.5 mm and 1 triplus textsurfer yellow, "Black Box"
 
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