The 10-4820 Hydro Air Magna Series Jet Internal Directional 3-1/2" Face White is a spa plumbing and jets product designed for use in spa pools and hot tubs. Made of plastic with a smooth white color, this jet features directional flow and is compatible with the Magna Series model. The jet's internal directional nozzle allows for precise control over the water flow, creating a customizable and relaxing spa experience for users. This high-quality Hydro Air jet is a perfect addition to any outdoor living space for those looking to enhance their spa or hot tub setup.