To ensure a good seal, do not overfill the Mason jars with liquid food and make sure the lids are dry. Too much liquid will cause too little difference in air pressure between the inside and outside of the jar, resulting in a failure to seal properly.
Product Dimensions:
11.00 x 6.00 x 6.00 in
1.00 lbs
Shipping Dimensions:
12.00 x 7.00 x 7.00 in