Honoring the royal family is a characteristic feature of Thai culture.
[2] Both emblems in the center of the flag are quite complex, involving Buddhist iconography and ancient royal symbols of authority as well, such as the multi-tiered white umbrella.
Sometimes light rays are emanating from the top of the crown, these are also an element of royal symbology.
In simplified versions of the flag the central symbol may come simply outlined in red.
Many Thais like to wear yellow shirts as an informal homage to their king, especially on Mondays, the day of his birth.