"Flags, banners, signs" 12x18 (Inch) Polyester Flag 100% Polyester Light weight fabric will fly even in gentle breezes Double seam of stitching on the fly end for extra durability Attached to a plastic staff that mounts to your car window Life Expectancy: Our flags do not come with any kind of life expectancy warranty due to weather conditions constantly changing. It's also important to check your flag regularly for damage. Larger flags (10ft x 15ft and up) need to be checked for wear at least twice a month. Many people will buy two flags and rotate them frequently. sdvb-1-d-19134