Korean designer Seongyong Lee presented his Plytube stool at imm Cologne.
Plytube is a new way of tubing wood using the same principal of making paper tube but with a process to harden the wooden tube. Plytube is very light (the weight of the stool is 820g) but strong and long lasting.
It is acceptable with all kinds of tooling and finishing for wood. The
diameter, thickness, colour, type of wood and even the section of the
shape can be customized.