These jam jars are easy to hold and very convenient. They also fit well in the freezer, making them ideal for preserving food. - Quantity: 8 - Material: Soda-lime glass - Lid color: Gold, colorless T63FSB (with a safety button that has a raised/uneven surface. If you vacuum-seal the jar during filling, you'll hear a "pop" sound when you first open it, indicating that it hasn't been opened before.) - Shape: Cylindrical Capacity: 368ml (450g) Diameter: 67mm Height: 122mm All products, such as glass jars and caps, are of high quality and made in Japan. Thank you for viewing.