Vent covers are made of PVC plastic material, they are flexible and -resistant. Easy to clean. Small mesh + thin body design ensures good ventilation while also having outstanding interception ability, effectively preventing small items from falling into the ventilation outlet and preventing "little things" from entering the interior from the floor ventilation system. Especially handy in summer. It can help you from spiders, moths, and other annoying insects! The vent covers for home floor adopts a rectangular magnetic frame design, which can be firmly adsorbed on the metal with a light press. We offer magnetic vent cover, with a mesh diameter of 1.5 millimeters.<br><br>Size: 5.5x12 Inch Material: PVC colour: Black<br><br>Package Contents: 1 set x magnetic vent covers<br><br>Only the above package content, other products are not included. Note: Light reflection 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.