Kitchen tap nozzle replacement

Faucet aerator with dual streams Easily switch to change from Bubble form to Spray form Water saving, reduce the amount of water that comes out of a faucet and control the stream  Male&Female thread available, A female spout is where the hole is underneath your tap or inside a covering. This requires a male aerator which are readily available. if the faucet thread is on the outside, it requires a female aerator