The purpose of a cord hole grommet is to safeguard any sort of cable or a set of cables from external influences while enabling them to perform their function undisturbed by the conductive role a cord hole grommet has. Although you can probably think of at least a dozen examples of cord hole grommets being used in an everyday life, we should highlight their importance in industries as car, furniture, equipment, and others where there is a need for proper cable insulation and conduction. 

Surely, not every cord hole grommet is the same, moreover, they tend to differ immensely depending on their use. For example, you would use one sort of cord hole grommet if you wanted to arrange cables in your office and put them in order, and an utterly different model if you wanted to secure car wiring. That brings us to features you need to think about before selecting the perfect option for your needs. Thus, when it comes to material, you need to worry about particular weather conditions and temperature differences that might affect the reliability of the grommet and the protection level it delivers. Since cord hole grommets are rubber-based gadgets, you would need to determine which variation suits your needs best and move to the next section regarding design. Namely, shape and size matter a lot. Not solely because of the appearance, but because of insulation and protective features they affect directly. Now, you can either address the manufacturer with exact plans or ask them to help you come up with a solution that would give you exactly what you want, even though you do not know how to present it. When working with professional manufacturers, all you need to present is the idea, and they should make an effort and meet your wants and needs for free, even providing you with a free sample before going to mass production and finalizing the deal.