Feature:

Convenient magnetic frame design for easy installation,
Suitable for the home computer chassis fan dust, speaker 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.
Suitable for computer case fan with 12cm or 14cm diameter

Specification:
Material: Nylon w/magnetic frame
Color: Black
Dimension:140mm x 140mm and 120 x 120mm as optional
Screws hold is ready
Package Included:1 x Dust Filter Mesh and 4pcs screws

Note:

1. Magnetic frame just for iron and steel metal case.For aluminum and plastic case, please use screws to hold on.(Screws are included.)
1.Please allow a little size error due to manual measurement. 
2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different.