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 minutes without requiring additional tools, offering added convenience. GREAT EFFECT - Each swivel extension faucet aerator features a fine mesh that reduces water impact and conserves water by mixing air into the flow, producing a soft, aerated stream that helps prevent splashing. HIGH QUALITY MATERIALS - The sink faucet aerator is constructed from plastic for durability and ease of installation. The integrated fine filter screen provides effective filtration, maintaining a steady and consistent water flow without splashing. WIDE APPLICATION - This tap filter aerator is suitable for use in homes, hotels, and public facilities. It can be installed 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 display differences may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.