【Safety Material】: The silicone gasket is made of high-quality silicone, non-toxic, durable, and safe to use in hot water or refrigerators. 【Good Airtightness】: Our replacement silicone gaskets are made of high-quality silicone, non-toxic, and safe to use. They do not absorb taste or odor, are durable and stable, and keep your kitchen and bathroom clean and tidy for a long time. 【Good Replacement】: The silicone gasket is a great help in maintaining the freshness and integrity of food. It can replace damaged seals. You will receive 20 reusable silicone gaskets for your daily needs. 【Wide Applications】 The seal is made of food-grade silica gel with excellent airtightness, non-toxic, tasteless, safe, and reliable. The replacement rubber seals fit most jars and are ideal for sealing fruit, vegetables, jam, sauces, snacks, craft supplies, etc. 【Contents】 The sealing ring fits perfectly over the jar opening and effectively prevents the loss of fresh water and nutrients. You will receive 20 replacement rubber seals, suitable for standard Mason jars, enough to use and replace.