The Aggressors are used to simulate potential enemy aircraft. The 65th Aggressor Squadron painted up their aircraft to visually look like the enemy aircraft. In this case they took on the look of the Su-27.
The decals and instructions are included in a zip lock bag. The instructions are included on a double-sided 8.5 x 11 high quality paper. Both sides of the four aircraft are shown. On the front of the instructions are the left and right side with the individual aircraft peculiarity. As is typical of the level of research that Two Bobs does the instructions give you the FS numbers of the paint scheme and the modifications necessary to make your kit accurate. The back of the instructions gives the color cross-reference for Testors, Humbrol, Gunze and Xtracrylic.