INSTALLATION TOOL - The package includes 4 disassembly wrench tools of different sizes, which can be used to disassemble or install the faucet water-saving device in a few minutes without the need for additional tools, offering convenient and efficient operation. GREAT EFFECT - Each swivel extension faucet aerator features a fine mesh screen that cushions water impact and saves water by mixing air into the water stream, creating a soft, non-splashing flow. HIGH QUALITY MATERIALS - The sink faucet aerator is made of durable plastic and is easy to install. The fine filter screen provides effective filtration, maintaining a steady and consistent water flow without splashing. WIDE APPLICATION - This water tap filter aerator is suitable for installation or replacement on various tap types in homes, hotels, and public facilities. It fits kitchen sink faucets, bathroom taps, and lavatory faucet spout heads. Material: Plastic Color: Blue + Black Package Contents: 16 x bubbler 4 x spanner Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.