The anti-separation sealing rings and valve stem sealing rings are crafted from stable silicone, providing durability and flexibility. These rings are specifically designed to fit various ice cream machines, ensuring a every time. Their construction helps in maintaining the optimal performance of your ice cream maker. Features -Color:Black -Material:Silicone -Size:4.00X2.30X2.30cm/1.57X0.90X0.90in -Material separation prevention: the antimixing seal ring effectively prevents internal material mixing, ensuring sturdy ice cream production -Smooth operation: the middle rod seal ring the ice cream maker operates smoothly, enhancing machine longevity -Leak prevention: the valve rod seal ring effectively prevents water leakage, maintaining the machine's performance and cleanliness -Spacesaving design: the simple design of these parts saves space and makes them easy to install and use -Convenient replacement: ideal for replacing broken parts, these components are designed for replacement Package list: 1 cream machine accessories