831D Computer PC Case Cooling Fan Magnetic Dust Filter Mesh Net Cover Computer Guard PVC Cooling Fan Anti Dust ReplacementDescription:brand new and high qualityFeature:High quality dust filter with mesh for PC Case Fan.Made of high quality material, it features good flame retardant, high density and excellent stability.Convenient magnetic frame design for easy installation.Designed with hole, it can protect you computer from overheating, and help your computer components clean.Suitable for home computer chais fan dust, speaker grilles and a variety of electrical and electronic products speakers dust protection.Dust Filter only, other acceories demo in the picture is not included!Specifications:Item Type: Dust FilterMaterial: PVC, MagnetSize: 70x70mm/2.7x2.7in, 80x80mm/3.1x3.1in, 90x90mm/3.5x3.5in, 100x100mm/3.9x3.9in, 120x120mm/4.7x4.7in, 140x140mm/5.5x5.5in(Optional)Color: BlackQuantity: 1 PcNote:No retail package.Transition: 1cm=10mm=0.39inchPlease allow 0-1cm 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