Part Number:1524242/120084AM15UK87TY Package Dimensions:30 x 15 x 0.2 cm; 360 Grams Size:M Colour:White Item Weight:360 g Specification: Material: Magnetized Material Color: White Surface Product Size: 12in x 5.5in Quantity: 4pcs Note: Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. Thank you for your understanding, nice day! Package Includes: 4 x Magnetic Vent Covers Energy-Saving - These covers allow you to distribute your airflow efficiently or close off registers in unused spaces completely. Double Thickness - Made from double thick magnetized material, the cover can grip your air vent securely in place. Good Flexibility - Excellent flexibility ensures it contours itself around floor vents to completely seal off airflow. Cut To Any Size - 12in x 5.5in magnetic vent cover fits most standard air registers and can be cut freely to fit specific vents. Warm Tips - Aluminum vents are not magnetic, please use a refrigerator magnet to check if your vent are magnetic before purchasing. See more product details Energy-Saving - These covers allow you to distribute your airflow efficiently or close off registers in unused spaces completely. Double Thickness - Made from double thick magnetized material, the cover can grip your air vent securely in place. Good Flexibility - Excellent flexibility ensures it contours itself around floor vents to completely seal off airflow. Cut To Any Size - 12in x 5.5in magnetic vent cover fits most standard air registers and can be cut freely to fit specific vents. Warm Tips - Aluminum vents are not magnetic, please use a refrigerator magnet to check if your vent are magnetic before purchasing.