Pool Plugs: You will receive 4 pieces blue universal pool filter pump hole plugs, compatible with INTEX above ground pools, enough for your daily use and replacement. Above Ground Pool Plug:, mainly used to replace the pump filter and retain water when cleaning the pump filter. High-quality material: The swimming pool plug is made of high-quality plastic, small in size, easy to store, does not take up space, and has good ductility and expansion at the same time, it can plug the nozzle easily and firmly. Note: The data are all measured manually, please allow 1-3cm error, due to differences in light and display, there may be some color differences, please refer to the actual item received.