Package: You get 8 pieces of 4x12 inch floor vent traps, suitable for regular cleaning and replacement. Due to various vent sizes, please remove your vent cover and measure the vent opening size before purchasing. Easy to Use: These floor vent mesh covers are designed for 4x12 inch floor registers. Simple to install and remove—just attach the mesh trap to the back of the cover and insert it into the vent. No tools required. Catch Debris: The floor vent trap collects debris that may fall into the vent, such as hair, dust, jewelry, rings, coins, earrings, and keys, helping to keep ventilation ducts clean and unobstructed. Ventilation: The mesh cover allows proper airflow and breathability while effectively preventing dust and debris from entering, maintaining clean ducts and good room ventilation. Note: Slight color variations or material differences may occur due to lighting and display settings; this does not affect functionality. Color: Black Material: Plastic Size: 4x12 inches Package Contents: 8 x Floor Register Cover Trap Note: Only the items listed are included. Lighting and screen settings may cause slight color differences. Measurement tolerance is +/- 1-3 cm.