Description: Your products will look more modern and attractive with Professional Icon Set. Color formats include Windows XP and 8-bit formats. Available sizes are 16x16, 24x24, 32x32, 48x48 and 256x256. This icon set includes direction icons: scientist, astronaut, soldier, officer, cleaner, engineer, bureaucrat, writer, student, prisoner, key keeper, band-master, singer, musician, drummer, hacker, computer doctor, graphic designer, tourist and others.