PRESERVE JAR | The Kilner Wide Mouth Preserve Jar is perfect for storing and preserving homegrown foods. It features a secure 2-piece lid system with a tin disc and screw band, creating a vacuum seal to keep contents fresh. The jar includes embossed ML volume indicators and the iconic Kilner logo. SIZE | With a capacity of 0.5 Litres / 500 Millilitres, this jar is ideal for preserving whole fruits, vegetables, jams, jellies, and pickles, with a wide opening for easy filling and decanting. DURABILITY | Crafted from high-quality soda lime glass, this jar is dishwasher safe. For best care, hand wash and dry the disc and screw band components. SUSTAINABLE GLASS | Made from natural, BPA-free glass, Kilner jars are safe for food storage, resisting odors, stains, and flavors. Designed for reuse, these jars support Kilner’s commitment to reducing single-use waste. THE KILNER STORY | Since its invention by John Kilner over 180 years ago, the original Kilner Jar has been celebrated for quality and sustainability, providing trusted solutions for preserving and storage.