The hammer and sickle represents the unity of the peasants (the sickle) and the workers (the hammer) who together formed the Russian state. In their flag, it was the five pointed star that represents, among other things, the representation of the people by the government, it also represents energy, life and the five points were the continents. I wouldnt say its an offensive symbol and Im offended that your using it as one! Do a google search for 'offensive symbols'. Ta.