The Kilner Wide Mouth Preserve Jar is perfect for storing and preserving healthy, homegrown foods. Featuring a 2-piece lid system which comprises a tin disc and screw band ensuring a secure vacuum seal is achieved, keeping the contents fresher for longer. The jar capacity is 0. 5 liters / 500ml which is perfect for preserving whole fruits and vegetables as the wider opening allows for easy filling and decanting. The jar has embossed ML volume indicators on the side and is enhanced with the authentic Kilner embossed logo on the front.