Consol glass jars with cotton covers to keep your cultures breathing and bug free. These covers are available in a cotton woven and Cotton Cheesecloth. It does not have sewn in elastic like the dish covers, but comes with loose elastic to secure it around the jar mouth. 
3L Jar comes with solid lid, cover and elastic
1L Jar comes with Jar ring (with lid insert), cover and elastic
750 ml Jar comes with its own solid lid, an additional Jar ring (with lid insert), cover and elastic