I am making a police at...the typical type, but the actual style doesn't matter that much. It has a flat top (not baseball type) with a shiney brim. It will sit on top of my cake. Would anyone here recommend using RCT to make the shape and then cover with fondont? Or is there another way?

Please also see:

http://cakecentral.com/cake-decorating-ftopict-715743-.html

HTH