Assembled Product Length: 2.38" Assembled Product Width: 2.38" . Designed for Crown, Jewell, Corona and Gem jars, these rings are made to exact dimensions and are just the right texture to assure a tight seal • Careful attention is given to the raw materials used to assure that they are free from odour and taste • These rings are sure sealing and dependable • Size: 2-3/8"