The USB cable is available in one 28AWG pair and two 28AWG conductors are cabled together with an aluminum/PET tape and an overall braid shield with 85% coverage. A PVC jacket is then applied with an overall OD of 0.17"±0.02". Standard jacket color is light grey, but black is also available. The conductors and pairs are color coded for ease of identification. Cables are available in various constructions.