Requiring a slave man to remain naked indoors at all time has a strong psychological effect. Nakedness makes a man feel vulnerable. Vulnerability reinforces humility.
Some men are ashamed of their nude body. A slight smile on a woman’s face can seem derisive and mocking.
With or without a male chastity device the man’s testicles are available for a quick swat when the man needs to be disciplined.
Should the visibility of male genitals be found objectionable or disgusting a tiny apron can be used to conceal what he may consider his ‘manhood.’
Do you think enforced male nudity – when possible – is a useful tool for keeping men humble?