Flexible wiring duct is made of PA, with high flexible,the items can be stick with tape, convenient to wiring in the corner. Its material is pure halogen free, normally, it is 50cm per pcs,but, can be cut into customized length, such as 10cm, 20 cm per pcs, or other length. And you can choose it with tape ot not, depends on your request. And the color also can be customized, white, black and so on. The standard color is gray.If you are interested in it or need more information, please feel free to contact us.