Platinum Silicone Sealing Rings Gaskets for Leak Proof Mason Jar Lids (10 Pack, Wide Mouth)

FITS WIDE MOUTH LIDS: 10 Reusable Platinum Silicone Seals. Wide Mouth Mason Jars are 3" Internal Diameter. These *WIDE MOUTH* sealing rings are 86mm (3.4") outside diameter, 69mm (2.7") inside diameter, and 3.4mm (.13") thick. SUPERIOR QUALITY: Leak Proof, Air Tight, Durable, & Better Design Than Competing Products! Designed for Ball plastic storage caps, Mason Jar Lifestyle stainless steel storage lids, and many other lids. Our rings are thicker and have a groove for a secure fit. The groove goes up, toward the top of the lid. THE SAFEST OPTION: BPA and Plastic Free. Made of platinum cured silicone rubber, these seals are dishwasher, freezer, and microwave safe. Silicone is a safe, green, material for food contact, that does not leach chemicals. Platinum cured silicone is more expensive and higher purity than peroxide cured silicone. VERSATILE: Perfect for fridge and freezer storage, pantry storage, transporting food or beverage without leaking, home made fermenting lids, and much more! May not provide an air-tight seal when used with wire bail or wire clamp closure jars. Not for canning. COLORADO BASED COMPANY WITH TOP NOTCH CUSTOMER SERVICE: Buy with confidence from this family run, Colorado based business which offers exceptional customer service from our U.S. based Mason jar experts! We strive to delight you!