This is a practical -proof net for computer case fan coolers made of PVC. It has a reasonable design and practical functions. It can effectively help you to prevent and has an excellent protective effect to make your computer case The fan cooler can work efficiently and effectively extend its service life. This is a very good computer case fan accessory that will bring you a good experience. Features -Color: Black. -Material: PVC. -Size: About 12.00X12.00X0.20cm/4.72X4.72X0.08inch. -Easy to install and easy to replace, it will be a good choice for your computer case fan cooler accessories. -It is made of excellent craftsmanship, has a good structure, and can be durable for a long time. -The magnetic frame makes it easy to fix, more convenient and practical. -Washable, easy to clean after being stained with or dirt, allowing you to reuse it. -It can effectively help you save cleaning time and make your computer case fan work efficiently. Package list: 5 x -proof Filters