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, and duct. It is a useful tool for plumbing tasks. Function: This inflatable pipe plug is designed for sealing and testing sewer pipelines, providing a reliable solution for pipe maintenance. Easy to Use: The plumbing test plug comes with a hand-inflatable ball and is simple to operate without requiring complex steps. Package Includes: 1 set inflatable pipe plug. Specifications: Material: Rubber. Size: 19 cm x 14.5 cm (7.48 inch x 5.71 inch). Note: Slight variations of 1–2 cm (0.39–0.79 inch) may occur due to manual measurement.