The original and the best, all other brands are substitutes This set of 3 Kilner 17 fl oz Canning Jars is ideal for canning your own goods and to maximize fruit and vegetable overstocks. Made from luxury glass, these traditionally styled Kilner jars feature an easy-to-use metal screw top lid comprised of two pieces: (1) The replaceable seal, which should be replaced after each use; and (2) the metal screw band, which secures the seal and can be re-used up to 10 times. Whether you"ve been canning your own food for years or for the first time, these high quality canning jars will ensure that your goods stay fresh and prove to be a valuable resource! The Kilner Canning Jars are great additions to any kitchen and compliment other quality Kilner products. These jars measure 5-1/2 Inches high and 3-Inches in diameter. 3 Jars per package. The original Kilner jar, first invented by John Kilner and Co in the 1840s in England, is as much-loved and successful now as it was 170 years ago. Its long-lasting popularity is owed to its unique pressure seal and iconic design. Put simply, households all over the world trust it to successfully preserve and pickle their fruit and vegetables. A surge in popularity for preserving home-grown fruit and vegetables has catapulted the Kilner jar into the limelight in recent times. Now, not only is the Kilner jar an essential for the kitchen, but has become a statement of style around the home and office. Made in England, Kilner has been successfully canning fruit & vegetables since 1842.