The Flag Code is silent in regard to the makeup, size, and structure of the flagpole. The flagstaff topping ornaments are also not subject to any restrictions under the code. As with many of the traditions and customs associated with the display of the flag, the standard flagstaff topping ornaments in common use come from the assortment allowed by military regulations. These include the eagle, acorn, gilt lance, ball, gilt star (Navy), spear, or flat truck (Navy). Most commonly used and encountered is the eagle.