Weck jar secured by steel tension clips which can be removed once a vacuum seal has formed. During storage the vertical position of the rubber seal's external tongue indicates the status of the sealing. Weck products are still produced and are available from German hardware and online stores. Used equipment is frequently sold on online auction sites and in opportunity shops. Weck jar A Weck jar is a molded glass jar used in canning to preserve food. It is popularly used for jam preservation, for its minimal look and foolproof rubber gasket with a glass lid. Weck jars were created by the
Ballard Designs a dolphin-based table. A year later, Ballard quit her job, sold her home and started Ballard Designs. The first catalog was a two-page black-and-white brochure featuring a replica of the dolphin-based table from her home. It became Ballard Designs' first big seller. In 1996 Ballard Designs merged with Cornerstone Brands, publisher of several home and apparel catalogs, including Frontgate, Garnet Hill and Smith+Noble. Cornerstone Brands was acquired by IAC/InterActive Corp in 2005 and later became a subsidiary of HSN, Inc. In 2007, Ballard Designs opened its first retail store in Tampa and expanded less than a year later to Jacksonville.