100% brand new and high quality Features: Made of high quality material, it features good flame retardant, high density and excellent stability. High toughness and elastic properties make you easy to removal and wash. Fine holes provides with efficient dust reduction properties and protects you computer from overheating. Easy to install. Suitable for computer case fan with 80mm diameter. Great for the home computer chassis fan dust, speaker speaker grilles and a variety of electrical and electronic products speakers dust protection. Dust Filters only, other accessories demo in the picture are not included! Specification: Material: Nylon Plastic Type: Accessories Color: Black Size: One Size Length: 80mm/ 3.15in Width: 80mm/ 3.15in Quantity: 1 Set Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 5 Pcs x Dust Filters