Roman era

Wild guess here, but maybe during the Roman Empire days?

Perhaps the monks wore them if not similar to the romans toga.They all bathed together,and sat around the shiers starring at the newspapers.Not to bright of them to use led pipes ya know.

toga 1600, from L. toga "cloak or mantle," related to tegere "to cover" (see stegosaurus). The outer garment of a Roman citizen in time of peace; toga prætexta had a broad purple border and was worn by children, magistrates, persons engaged in sacred rites, and later also emperors; toga virilis, the "toga of manhood," was assumed by boys at puberty. College fraternity toga party popularized by movie "Animal House" (1978), but this is set in 1962. toga An outer garment for men in ancient Rome, worn as a sign of citizenship. The toga was a nearly semicircular piece of wool, worn draped about the shoulders and body. Toga To"ga, n.; pl. E. Togas, L. Tog[ae]. [L., akin to tegere to cover. See Thatch.] (Rom. Antiq.) The loose outer garment worn by the ancient Romans, consisting of a single broad piece of woolen cloth of a shape approaching a semicircle. It was of undyed wool, except the border of the toga pr[ae]texta. Toga pr[ae]texta. [L.], a toga with a broad purple border, worn by children of both sexes, by magistrates, and by persons engaged in sacred rites. Toga virilis [L.], the manly gown; the common toga. This was assumed by Roman boys about the time of completing their fourteenth year. source: http://dictionary.reference.com/search?q=toga

Roman times