A light weight worsted wool often finished with a hot pressed soft glazed, that was manufactured from the early 17thC for making flags. It looks similar to a heavy weight linen.
It was also known as bunting after the rows of pennanted flags that were made from it and hung on ships.
In the household it was commonly used for straining soups, stocks, jellies, now replaced by fine canvas or muslin strainers.
Tammy can also be used as curtains, curtain lining and upholstery- it is still woven to order by Humphries weavers…