Quality Material: Inflatable Pipe Plug is made from sturdy quality rubber material that ensure long time use and resistance to wear and tear Versatile Use: This Sewer Test Plug is great for a variety of applications, including pipeline maintenance, testing, and repairs It can be used in different types of pipe, 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, ensuring a reliable and efficient solution for municipal pipe maintenance Easy to Use: Plumbing Test Plug with hand inflatable ball, is easy to use do not require complex steps to complete inflatable Package Include: You Will Receive 1 set Inflatable Pipe Plug Specification: Material: Rubber Size Chart:19 cm x 14.5 cm or 7.48 inch x 5.71 inch Package Includes: 1 SetInflatable Pipe Plug Note: Please allow slightly errors 1-2cm or 0.39-0.79inch differences due to manual measurement.