100% brand new and high quality Features: Made of high-quality PVC material, elastic, good resilience and exquisite workmanship. Convenient mag netic frame design for easy installation. Suitable for the home computer chassis fan dust, speaker grilles and a variety of electrical and electronic products speakers dust protection. Help to keep your PC and PC components clean, minimize the noise from the fan and extend the life-span of your fan. Practical and useful computer accessory, can protect you computer from overheating, Can be helpful in keeping your computer components clean. Mag netic frame just for iron and steel metal case. For aluminum and plastic case, please use screws to hold on. Specifications: Item Type: Dust Filter Material: PVC nylon Color: Black Thickness: 0.45mm aperture 0.8mm Suitable for: PC Computer Fan Chassis Size:approx. 3x3cm/1.18x1.18in, 4x4cm/1.57x1.57in, 5x5cm1.97x1.97in, 6x6cm2.36x2.36in, 7x7cm/2.76x2.76in, 8x8cm/3.15x3.15in, 9x9cm/3.54x3.54in, 12x12cm/4.72x4.72in, 14x14cm/5.51x5.51in(optional) Quantity: 1 PC Note: When selecting a fan, you must first measure the hole distance with a ruler (the hole distance is the distance between the two screw holes). The measurement of the hole distance is based on the center point of the two screw holes. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Dust Filter