Vallejo Model Air Set 71.618 USAF Aggressor Part IIIVallejo Model Air Set 71. 618: USAF Aggressor Squadrons (Post WWII to Present) Part III Blue aggressor camouflage can be tricky to reproduce because it needs controlled cool tones, soft transitions, and enough contrast to keep modern jet shapes readable. Vallejo Model Air Set 71. 618 gives aircraft modelers a ready made selection of airbrush colors developed for the predominantly blue camouflage patterns used by USAF Aggressor Squadrons. This set