The mark consists of a dark red letter F (ink free font in bold) next to a dark blue letter S (ink free font in bold) with chain links overlapping one end over the letter F while the other end overlaps the letter S. The chain links are white except for the broken chain link in the center which is half dark red on the left side and dark blue on the right side. The broken chain link has 5 pieces between the break. 2 small pieces are in dark red, while 3 small pieces are in dark blue.
The color(s) dark red, white, and dark blue is/are claimed as a feature of the mark.