Vintage Kerr Self Sealing Mason Jar Square Body, #505 Quart

The Vintage Kerr Self Sealing Mason Jar with a square body and a quart volume is a classic collectible item that is perfect for storing food and other items. With its clear color and reliable Kerr brand, this jar is a timeless piece that can be used for various purposes. The square body design adds a unique touch to this modern jar from the early 1940s, making it a must-have for collectors and practical users alike.