Made of food-grade silicone rubber, better protect the blender and close it, replace the old seal and keep the lid clean and watertight. It can be used for a long time. The rubber sealing O-ring gasket is a necessary blender accessory in case of emergency. >[APPLICATION]: A commonly used replacement part, this seal is between the top of the blade and the bottom of the jar. Will solve the problem of water leakage in the blender and save the cost of buying a new blender. Package includes: You will receive 6 pieces blender gaskets, sufficient for your daily needs when using blender. Compatibility: Suitable for Nutribullet Personal Blender 600W and Nutribullet Personal Blender 900W. Size information: The inner diameter of this blender gasket replacement is 8.71cm. If you are not sure whether it fits your blender, you can determine the size of your blender in advance. Product Material: Our blender rubber rings are made of high-quality silicone, which provides a reliable seal for your blender, no leakage, strong and durable. You can use it without worry. Easy Installation: Replacing the blender gasket is very easy. Simply remove the old gasket and replace it with our high-quality silicone ring. No tools or special skills are required, effortless and convenient. These are not original parts, but high-quality parts suitable for specific models.