Parts Included: -wide mouth plastic storage caps *6 -regular mouth plastic storage caps *6 -unique package *1 Aozita 12 piece colored plastic mason jar lids enable you to: 1.WM & RM - fits ball or kerr branded regular mouth jars and wide mouth mason jars. 2.purple grey blue green orange yellow - ideal for storing or freezing both with regular mouth and wide mouth glass preserving jars. 3.perfect for the freezer and refrigerator as well as dry storage. 4.BPA free, medical grade - temperature tolerance up to 240 ℉. Product Specifications: Item condition: New Material: BPA free / medical grade plastic Size: regular mouth & wide mouth Care and Cleaning: 1. All parts of Aozita plastic mason jar lids are dishwasher safe. 2. Do not use steel wool, bleach or strong abrasive cleaners. If you decide to hand-wash, use mild detergents and warm water . One-Year Guarantee: If you have any issue with our products, please don't hesitate to contact us, we will try our best to find a satisfactory solution for you within 24 hours.