CHECK SIZE & MAGNETISM: Ensure your vent is magnetic; these screens won't attach to wood, plastic, or aluminum. Test with a magnet to verify. Our 7”x15” screens fit vents 7" to 8" wide and 15" to 16" long. Each box contains 3 screens. WILL NEVER MOVE OR FALL: Reinforced with 4 strong neodymium magnets, one in each corner, our design ensures screens stay securely in place. Compatible with vacuums, kids, and pets, our magnets keep the screens firmly attached to metal vents. OPTIMAL AIRFLOW - 90% BREATHABLE MESH: HMmagnets high-quality vent mesh allows optimal airflow while preventing bugs, dust, pet hair, and debris from entering your vents. Our screens withstand high temperatures, keeping your home clean and comfortable. SIMPLE & DURABLE: No installation needed. The wider, stronger frame is built to last. A tight seal prevents kids, pets, and vacuum robots from shifting it easily. Rounded corners and smooth edges make it safe for bare feet. Reusable on any vent. TOTAL BLOCKAGE - 360° PROTECTION: Prevent items from entering your vents with 360° protection. Our screens block insects, bugs, and small items like keys, coins, toy parts, pet food, hair, and more. Ideal for kitchens, bathrooms, and living areas. Magnetic Vent Screen for Floor