Fold and Roll Sign System for Emergency Traffic Control The Fold and Roll sign and stand combination brings ultra compact system storage and lightening fast deployment to emergency traffic control. Designed so that a full 48" sign and stand combo fits easily into the trunk of a squad car or a small storage compartment truck. The Fold and Roll sets up faster than any other sign system in the industry allowing responders to concentrate fully on the task at hand. Sign faces are made of fluorescent pink reflective material recommended by the FHWA and NFPA for use at emergency scenes. From stored... ......to deployed in 20 seconds!!!