This excellent kit provides a total of 12 different aerosol primers, offering excellent adhesion to various metal and plastic substrates. The kit includes: 9 x SpectroPrime aerosols, 1 x XpressBuild primer grey, 1 x UltraGrip adhesion promoter and 1 x UltraEtch primer. A great all-in-one solution to aerosol priming, as well as keeping your aerosols stored tidily.