A. Features: 1. It is compatible with your soda machine quick connector, and this set of 5 silicone seals can provide a tight seal. 2. These seals are made of silicone, which is durable, allowing you to fully utilize the performance of your soda machine. 3. It is suitable for those who like to make sparkling water or soda at home with a soda machine. 4. Whether you're hosting a party or having a drink at home, these seals let you enjoy your favorite carbonated beverages without leakage issues. 5. Upgrade your soda experience with these reliable and easy - to - use seals, which are suitable for those who want to enhance their home beverage enjoyment. B. Specifications: - Material: Silicone - Outer diameter: Approximately 1.10 inches (2.8 cm) - Inner diameter: Approximately 0.91 inches (2.3 cm) C. Precautions: 1. Due to manual measurement, an error of 1 - 2 cm is allowed. 2. Due to differences between different monitors, the pictures may not reflect the actual color of the item. D. Package contents: 5 soda machine sealing washers