MI Corex Saferty Floor sign
Correx is a lightweight, weatherproof, fluted plastic.
A great value and robust double sided "A frame" warning sign. 
Flexible PVC corrugated material, weatherproof, easily wiped clean. Vivid graphics on either side.
 
Folding A-frame for easy carrying and transportation.
Various warning messages available including your own logo* (subject to volumes)
Plug n play - no assembly required.