TESTED UP TO 100 MPH! OUR SUCTION CUP FLAG MOUNTS STAY WHERE YOU PUT THEM EVEN IN THE ROUGHEST TERRAIN! SAFETY WHIPS AND FLAGS ARE REQUIRED AT OHV AND SVRA PARKS AND DUNES AROUND THE U.S. AND EVEN THE WORLD! DON'T GET CAUGHT WITHOUT ONE AND STUCK WITH A FINE UPWARDS OF $500! ALSO IDEAL FOR CONSTRUCTION, MINING, AIRPORTS, CAR SHOWS, RALLIES, AND MUCH MORE! STICKYWHIPS MOUNT QUICKLY AND EASILY TO ANY VEHICLE WITHOUT ANY MODIFICATIONS OR TOOLS. WE OFFER MOUNTS FOR WHIPS RANGING FROM 1/4" UP TO 1/2" ALONG WITH SEVERAL LIGHTED WHIP MANUFACTURERS. PATENT PENDING*.