This makes it easy to manage wiring, a common issue when mounting a TV on the wall. The work is simple, but the effect is tremendous. The finish is significantly better compared to simply letting the cords hang down. This is a cable sock that is convenient to have when managing the wiring after mounting your TV on the wall. Width: 20mm / Length: 5m. Made of stretchable material for easy work. Cut off any excess with scissors. Fire-resistant plastic material. Can accommodate three commonly used cables: "power cord," "antenna cable," and "HDMI."