This set of weathering, belonging to the new product line for AIRSeries aircraft, focusing on aircraft exhaust stains, and it is speciallyformulated by our art department to give more realism to your model.They are a paint and pigments, of high quality, which can bedissolved with our White Spirit and greatly facilitate the weatheringand realism.This set includes a wash and 4 pigments:AK2038 SmokeAK2040 Exhaust WashAK2041 Burnt Jet EngineAK2042 Dark RustAK2043 Ocher Rust