They look like any other mason jar but come with a bunch of attachments.
Same place you find Kirbys or Hoovers:-)
Talking about Foodsaver mason jar adapter and vacuum sealing room temp jars.
Not the same nor does it replace "canning" vacuum sealing via heating then
cooling which of course also kills the bacteria. However, once a canning jar
opened if you don't use the entire jar of homemade tomato sauce (or
whatever) Foodsaver re-vac'ing the jar extends the 'fridge life by weeks.
Kona Konnaisseur miKe mcKoffee
URL to Rosto mods, FrankenFormer, some recipes etc:http://mdmint.home.comcast.net/coffee/Rosto_mod.htmUltimately the quest for Koffee Nirvana is a solitary path. To know I must
first not know. And in knowing know I know not. Each Personal enlightenment
found exploring the many divergent foot steps of Those who have gone before.