text: It can be if the right precautions are taken. It has been suggested that the receiver(s) douch anally before the games ebgin. Always use a dental dam to cover the hole for oral play. It prevents unsafe bacteria from your mouth getting onto the recievers anus and unsafe bacteria from the recievers anus to get to your mouth. Make sure that you brush your teeth and that your partner washes really well. Other than that, have fun.