Features: Specifically designed for 4"x10" floor vents, these carbon steel vent screens prevent small items like jewelry, coin , and hair from falling into ductwork while blocking dust and for cleaner air circulation. Featuring a deeping pocket design and breathable meshing structure, the strong carbon steel construction captures debris without restricting airflows or interfering with vent louvers' adjustability. Ideal for homeowners, enthusiasts, and office managers seeking to maintain HVAC efficiency in congested areas like living rooms, kitchens, and basements. Perfectly adapts to residential and mobile environments including bedrooms, kitchens, basement HVAC systems, and recreational vehicle ventilation networks. The tool easy installation systems securely fastens to vent registers through friction fit, enabling quick removal for rinsing under water and easy reinstallation. Specifications: Component : carbon steel + nylon Size: 4X10in/10x25.4cm Package Includes: 6xFloor Air Outlet Net Cover note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.