<p>Weck glass jars have been a mainstay in European kitchens since 1900, when German merchant Johann Weck pioneered the science of water-bath canning. Weck jars are still a reliable favorite of European home cooks for preserving and storing foods. These jars feature a tapered shape that is easy to fill. Rubber-ringed glass lids create an airtight seal that you can check at a glance. </p> <ul> <li>For preserving foods using boiling-water canning; also useful for storing dry food staples in the pantry.</li> <li>Wide-mouth tapered shape makes the jars easy to fill and handsome enough to bring right to the table for serving.</li> <li>Each clear glass jar comes with a glass lid with rubber ring and two rustproof stainless-steel clamps for creating an airtight seal.</li> <li>Seal is easy to check at a glance: the pull tab on the rubber ring should face downward.</li> <li>Embossed with the Weck strawberry logo.</li> <li>Stackable for convenient storage.</li> <li>Replacement rubber rings and clamps are available (sold separately).</li> <li>Set includes 6 jars, 6 lids, 6 rubber rings and 12 clamps.</li> </ul>