INSTALLATION TOOL - The package includes 4 disassembly wrench tools in different sizes, allowing you to easily disassemble or install the faucet water-saving device within minutes without needing additional tools, providing great convenience. GREAT EFFECT - Each swivel extension faucet aerator features a fine mesh screen that reduces water impact and saves water by mixing air into the water stream, creating a soft, aerated flow that helps prevent splashing. 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 tap filter aerator is suitable for installation or replacement on various faucets in homes, hotels, and public restrooms. It can be fitted on kitchen sink faucets, bathroom taps, and lavatory faucet spouts. 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 in the color of the item as seen in the picture compared to the actual product. Measurement may vary by +/- 1-3 cm.