Application Scenario: Designed specifically for cables, the holes of the for cable routing kit fit perfectly within the for cable.Tidy Look: for wall grommet can streamline cable routing, Eliminate clutter, Seal wall openings, and protect cables from edge damage.Easy to Install: The cable feed through bushings is used to pass the for cable through the wall. Simply drill a 1-inch hole through the wall, and install them.High-quality Material: The grommet is made of high-quality odorless silicone, Which features strong scalability, durability, and high sealing performance. Much more than ordinary plastic products on the market.Quantity:4PCSColour:BlackMaterial:Silica gelPackage Contents:4 * Cable Routing KitOnly 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.