Want a great way to honor someone's birthday? Decorate your lawn, door or window with this personalized happy birthday flag! This durable, all-weather, custom birthday flag measures 12.5" x 18" and will be personalized with any name, up to 16 letters. Perfect for any age, our personalized birthday flag can be printed on one side or both. You may wish to display this flag on our optional garden flag pole, door hanger or window hanger, each sold separately.