【Quality Material】: Inflatable Pipe Plug is made from sturdy rubber material that ensures long-term use and resistance to wear and tear 【Versatile Use】: This Sewer Test Plug is suitable for a variety of applications, including pipeline maintenance, testing, and repairs. It can be used in different types of pipes, including sewer, drain, duct, and more. It's an essential tool for plumbers 【Function】: This inflatable pipe plug is specifically designed for sealing and testing sewer pipelines, providing a reliable and efficient solution for municipal pipe maintenance 【Easy to Use】: Plumbing Test Plug with hand-inflatable ball, easy to operate without requiring complex steps to inflate 【Package Include】: 1 Set Inflatable Pipe Plug Specification: Material: Rubber Size: 19 cm x 14.5 cm / 7.48 inch x 5.71 inch Package Includes: 1 Set Inflatable Pipe Plug Note: Please allow slight measurement errors of 1-2 cm / 0.39-0.79 inch due to manual measurement