Products: pool jet plug for return jet for pool winter sealing plugs are easy to use, no complicated steps, just one plug for easy operation. Higher Quality: the pool jet nozzle covers is made of high quality material silicone, and long-lasting.Pool Nozzle Covers provide a secure seal to prevent water from leaking from the drain into the pool. Compatibility:pool Winter Seal Plugs for SP1419D Eyeball Nozzle Stopper pool filters and spa systems and provide you with optimal water flow and freeze protection. Easy To Install And Remove: Pool Jet nozzles Plugs require no tools to install, simply remove the nozzle eyeball, place in our nozzle plugs, and tighten; Whether the pool is open for the season or closed with a pool winterizing plug, our Pool Eyeball Jet Plugs are easy to use with your inlet and drain. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Silicone Package Contents: 4 * Pool Jet Nozzle Antifreeze Cap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.