Signs for traffic cones

[nashvillesigns]

Does anyone have a good idea for inserting a sign inside a traffic cone hole at the top? i am going to use already made polystyrene that is 12h"x24w"
these cones are for inside use only.

Thanks!
christopher

 

[J Hill Designs]

put cuts in the panel like the attached photo?

 

[myront]

here's a template we use. Can't post an eps here though.