1. Product List: You will receive 4 pieces of gasket replacement, with good sealing, which are ideal replacement parts for your food jars, and sufficient quantity to meet your use and replacement needs. 2. Product Size: The outer diameter of our gasket is about 6.34cm/2.49in. The small and lightweight size does not take up a lot of storage space. Please confirm whether the size meets your needs before purchasing. 3. Excellent Material: Our material is made of good quality silicone, reliable, BPA-, not easy to damage or deform, and you can use it for a long time. Please note that it needs to be cleaned when used for the first time. 4. : Our gasket replacement is very easy to use, just dismantle the old gasket and install the gasket in the correct position. You only need to spend a little time to restore your food jar and restore its function.