hello-maybe this helps-but you need to find out yourself. the site
Welcome to Thailandscene.com! has listings-and quite uptodate. then click on-if they have them-0the sauna-sites and check their listings., You must have posted this elsewhere and already been told this fenomenon is not so mattractive to Thai-who might seem prudish and many sauna's have droped them. Even if on-dont expect anyone to follow the rules of the eve.