The "E" in E-one stands for "enlisted" whilst the "1" suggests the paygrade for that posture. One other spend classes are "W" for warrant officers and "O" for commissioned officers. Some enlisted paygrades have two ranks. Consider further than just the standard military camo; take a look at variations in https://religious-emblems15809.tblogz.com/5-simple-statements-about-jesus-fish-emblems-explained-41198289