4 hexagonal rulers with diverse functions: Compass, Protractor, Corner rounder, Five to sixteen-sided polygon, Straightedge and Spirograph pattern ruler
-Normal sketching tools are large in size and not easy to be used in public occasions like café. Therefore, I'm inspired to craft a moderate size ruler for ideas drafting at any time anywhere.
- Compare to traditional ruler, hexagon allows more functions to be built on, multiple functions in a particular Hexagonal ruler.
-Users can easily put them in pocket and use instantly owing to the special shape of hexagon."