Feature:1. PVC Material: Made of superior PVC materials, strong and can effectively filter out dust particles, ensuring the smooth operation of your computer cooling fan.2. Magnetic Design: The computer cooler fan dust filter adopts a magnetic design, making it easy to install and remove without leaving dusts or damaging your equipment.3. Ventilation Design: It has a ventilation net with a right angle frame, which can ensure the smooth ventilation of fan and effectively reduce the noise caused by wind resistance.4. Size Compatibility: With a size of 120x240mm, this dust filter fits most standard fans in the market, providing a protective layer for your computer fans and prolonging its lifespan.5. 2PCS Set: The package comes with 2 pieces of ultra fine holes dust filters, easy installation and practical, a great addition to maintain your computer's functioning best.Specification:Item Type: Computer Cooler Fan Dust FilterProduct Size: Approx. 120x240mm / 4.7x9.4inGross Weight: 75g/2.6ozMaterial: PVCWhether There Is A Magnetic Function: YesInstallation: Magnetic AdhesionScope of Application: for PC Chassis Power Supply, Fan Vents.Package List:2 x Computer Cooler Fan Dust FilterNote:All data are measured manually, and there are certain errors in the measurement results.