♦【High Quality Material】: Our faucet aerators and aerator key are made of high quality chrome-plated brass with an additional non-toxic and very durable ABS plastic filter that fits perfectly with a 24mm outlet. ♦【Easy Installation】: No tools are required for installation. It's very simple, you just use your hand and tighten the water saver directly or if you want you can use a wrench to tighten it harder. ♦【Save Water】: With these faucet aerators, you can now save water, have a smooth water flow, create air bubbles, result in high pressure and low water consumption. Suitable for bathroom and kitchen faucets. ♦【Anti-slip rubber】: Our aerator wrench can also be used to remove the faucet as well as the aerator, it is equipped with an anti-slip rubber, the shell of the aerator can then be removed more easily and in this way, you will not damage it. ♦【Package】: 15pcs faucet aerators, outer diameter: 23.6mm, height: 13mm, thread size: M24. 1 faucet aerator Suitable for; M20, M22, M24, M28.