1.UNIVERSAL CONNECTION 55/64 inch - 22 mm female faucet can be installed directly on a male faucet; if your faucet is female, use the included 15/16 - 24 mm male adapter to connect the faucet. Commonly used for vanity faucets, kitchen faucets and bathroom faucets. 2.MATERIALS Dual function faucet aerator is made of solid brass, durable, not easy to harbor bacteria, wear-resistant and modern design. With the safe rubber seal, it is not easy to leak. 3.Dual Water Flow Design The faucet bubbler has two water flow designs: soft bubbling water flow and powerful jet water flow. The swivel design of the faucet filter adapter allows you to conveniently get the best angle and easily switch the water flow from soft bubbling flow to powerful jet flow. It is more convenient to wash dishes or fruits. 4.360° Swivel Kitchen aerator with 360° swivel ball joint and 80° adjustment angle. The water flow easily covers the entire kitchen sink, making cleaning easier and not accumulating dirt. Ideal for washing and cleaning sinks, large dishes, pots, pans and other oversized items. 5.Water Saving, Easy Installation The faucet aerator ensures smooth water flow and enough bubbles to subvert water erosion and prevent splashing, which saves 30% -70% of water compared to traditional kitchen aerators, suitable for saving energy and reducing water costs. Complete accessories, simple installation, easy to use.