Contestants are judged on muscle mass symmetry and balance considering the total package. The emphasis is on big muscle bellies.In order to see these muscles, body fat should be as close to 5% as possible in order to see striations, muscle separation and vascularity. Small muscles and high body fat are marked down. Contestant should have good skin complexion and an even tan. Men wear trunks within competition specifications. There are 8 mandatory poses.