The mark consists of the center element is a blue shield containing crossed swords (USMC NCO and Officer swords respectively) flanked by scarlet "1" and "25." Below the swords is the symbol of the 4th Marine Division (scarlet diamond with gold "4" in the center.) Above the swords are the USMC eagle, globe, and anchor. Above and below the center shield element are two banners, stylized with scarlet and gold. The top banner reads "1st Bn 25th Marines Association" and the bottom banner reads "Semper Fidelis" and "USMC".
The color(s) scarlet (red), gold (yellow), white, and blue is/are claimed as a feature of the mark.