[Compatibility] - external thread 55/64 inch - 27UNS (22mm), external thread G1/2 inch - 27UNS (19mm&20mm), also applicable to internal thread: 15/16 inch - 27UNS (24mm), suitable for all , including 3 different threads, 20/22/24mm, compatible with household sink faucet extensions. Remove the original aerator and measure thread diameter. If it cannot be replaced, it is not suitable for you. Please check carefully ordering.[Faucet extension material] - faucet accessories are made of high- solid solid copper, and multi-layer electroplated sink spray accessories are used. The solid structure ensures durability and long-term use. Rust proof, four layer filter, remove impurities and keep healthy.[Dual function 2 water design] - 1080 degree rotating faucet aerator is equipped with two water outlet switch modes: soft (1.8GPM) and strong spray (1.8GPP). You can switch between the two modes by rotating the rubber part of the bathroom sink aerator. Now you can adjust the water output and pressure according to actual needs.[1080 omnidirectional rotation] - The sink faucet aerator has three flexible joint parts. rotation makes this 1080 kitchen faucet aerator easy to wash face and eyes. The eyewash device installed on the faucet is a detachable aerator and eyewash station.[MASTER WATER SAVERS] - The universal faucet adapter saves 30%~70% water (compared with the standard bubbler). The sink faucet is one of the environmentally friendly water pipe fittings on the market. Dilute the water with air to significantly reduce the water volume.Material: Coppercolour: SilverPackage Contents:2 x faucet extenderOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.