Litorange 20 PCS Reusable Food Grade Silicone Seals for Leak Proof Mason Jar Lids (Wide Mouth),Plastic Storage Lids Gaskets fit Ball, Kerr - Pack of 20

Characteristics: ? Litorange silicone can be used across a wide temperature range from -65 degrees F (-54 degrees C) to 450 degrees F (230 degrees C). PRODUCT SIZE The wide mouth seals are 3-3/8 inch outside diameter, 2-3/4 inch inside diameter, and 1/8 inch thickness. REUSABLE AND SAFE Made of Food grade, BPA free, dishwasher safe silicone, these seals can be used over and over. PRACTICALITY One piece plastic or metal storage lids are super convenient when you are storing things in the fridge or pantry, but most of them are not air tight and leak proof. These seals will fix that.