This high efficiency particulate filter adopts H13 filtration; blocks the smallest dirt particles;it is composed of multiple layers of filter paper;outlet filter, blocking 99
95% above particles larger than 0
3um;Colour:blueMaterial:plasticSize: 153 x 123mmPackage Contents:3 x vacuum cleaner filterOnly the above package content, other products are not included
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing
The measurement allowed error is +/- 1-3cm