brand new and high quality Feature: High quality dust filter with mesh for PC for 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 chassis fan dust, speaker grilles and a variety of electrical and electronic products speakers dust for protection. Dust Filter only, other accessories demo in the picture is not included! Specifications: Item Type: Dust Filter Material: PVC, Magnet Size: 300x500mm Color: Black Quantity: 1 Pc Note: No retail package. Transition: 1cm=10mm=0.39inch Please 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