Note the top and bottom tabs for sticky tape to ensure the structural connection is robust.
The taper of the cylinder tilts the pen out to make for ergonomic taking of the pen.
The depth of the cylinder ensures safety against pen fallage yet maximises length of pen at which the user can grab the pen.
The unibody construction reduces waste and creates a robust structure overall.
Finally, the holder is made of recycled materials and so will boost your buildings green mark score (i dunno maybe).
