The RV toilet sealing rings are designed to provide seal and prevent any leakage or odor, these rings are durable and resistant to wear. They are easy to install with their size, making them suitable for most travel RV toilets. Not only are they ideal for travel RVs, but they can also be used for camping vehicles, boats, and other outdoor activities. Features -Color:multicolor -Material:Silicone -Size:18.00X18.00X0.50cm/7.07X7.07X0.20in - use: stable materials used for the sealing ring ensure performance and durability. -Precise sealing ring design prevents odor and waste leakage: the sealing ring is designed with precision to effectively prevent any unpleasant odors or leakage of waste. -Specially treated for enhanced durability against wear: the sealing ring undergoes a special treatment process to increase its resistance to wear, ensuring its longevity. -Easy installation for most travel rv toilets: the sealing ring is designed to be easily installed and fits the standard size of most travel rv toilets, making it convenient for users. -Versatile application for camping vehicles, boats, and outdoor activities: the sealing ring can be used not only for travel rv toilets but also for camping vehicles, boats, and various outdoor activities, providing versatility and convenience. Package list: 1 x seal ring(large) 1 x seal ring(small)