Dalton from the Serious Male Bondage site has written an excellent and very comprehensive article about chastity, called Bondage Is Chastity. Click the picture to go to his article, which has been posted to Serious Male Bondage Journal:
Another good resource for information about male chastity is the Denying Thumper blog — written by muscular bisexual guy who is into SERIOUS chastity.
And … if you want to purchase a chastity device, please click here for Mr S.