●MAGNETIC: 360mm x 120mm magnetic fan filter mesh for keeping and protecting your computer and electronics parts clean,no need screws ,easy and convenient installation. ●PVC FILTER: PVC fan dust filter cover grills, reduce the fan and parts cleaning time,prolong itsworking life,even if filter dirty, very easy cleaning and replacement. ●SUPERIOR MATERIAL: With professional line, it is made of PVC plastic, durable, flexible, easy cleaning. ●SPECIAL DESIGN: Dust filter fan filter has ultra fine holes, protect your computer from overheating and minimize the noise. ●PACK INCLUDED: 2 x Magnetic dust filter ,if any other questions, please feel free to contact us to get the prompt and detailed reply.