Cardboard Directional Indicator (OSM Ind. Product Ref: 0022)

I still can't say the word 'cardboard' without twitching.
If you need a direction to travel in, this construction will probably help.
It also gives an exciting twist to 'spin-the-bottle' parties (the kind of parties I don't get invited to nowadays):

Cardboard Directional Indicator (OSM Ind. Prod Ref 0022)

CDI side view