Quality Material: Inflatable Pipe Plug is made from sturdy quality rubber materials that ensure long-lasting use resistance to wear tear Versatile Use: This Sewer Test Plug is great f a variety of applications, including pipeline maintenance, testing, repairs It can be used in different types of pipe, including sewer, drain, duct, me. It's an essential tool f plumbers, contracts, homeowners alike Easy to Use: Our Balloon Plug is inflatable, making it easy to insert remove. Simply inflate the plug to the desired size to effectively seal off your pipe. Safe Efficient: The Pipe Test Plug provides an efficient safe way to temparily permanently stop the flow in your pipe. It helps prevent leaks spills, ensuring a clean safe environment Size Options: We offer our Inflatable Pipe Plug in a range of sizes to fit various pipe diameters. Please refer to the product specifications to choose the right size f your needs Specification: DN 50mm: 4.5cmx12cm or 1.77inchx4.72inch DN 75mm:6.5cmx13cm or 2.56inchx5.12inch DN 100 or 110mm:9.8cmx15cm or 3.86inchx5.91inch DN 150 or 160mm:14.5cmx19cm or 5.71inchx7.48inch Package Includes: 1pc Inflatable Pipe Plug Note: Please allow slightly errs 1-2cm or 0.39-0.79inch differences due to manual measurement.