Cock and ball torture (CBT) is a form of BDSM (Bondage, Discipline, Domination, Submission, Sadism, and Masochism) play that involves the application of pain or discomfort to the male genitals. This topic, while often shrouded in taboo, is an area of consensual adult play that a number of people find intriguing and arousing. In the spirit of understanding and informed consent, this article will cover what CBT entails, common methods, and the fundamental principles of practicing it safely within the wider context of BDSM.