You are looking for a cammo'd waterprood matchstick holder.
BYOP.
What the heck? I spotted these signs as I was roving about the
area looking for more options for my "Ponds of Lucas" series. Four
signs, all in a row, marking a little strip of Lucas surrounded by
little strips of unincorporated Collin County. It appears that the
creek is in Lucas. Maybe this will be the start of a "Creeks of
Lucas" series!