Federal Standard 36270 is a color used by USAF on all F-16s and A-10 Hill 1 scheme. This is a medium grey color useful for many other subjects such as sci-fi, mechas, or ships. Authentic color formulated for maximum brush & airbrush performance with the Scale Reduction Effect that allow us to obtain the correct colors in model kits. 17ml jar. Water soluble, odorless, and non-toxic. Shake thoroughly before each use. We recommend A.MIG-2000 Acrylic Thinner for thinning. Dries completely in 24 hours.