... /PP insulation, PU/PVC jacket ROHS Compliance we will manufacture your USB2.0 coiled cord to the highest ... I: what is the core number?J: do you need any filler in the cable to increase the ... yarn, Kelver, cotton thread and etc availableK: do you need the core to be wrapped by aluminium foil/ ... , grease, acids, bases, high abrasion, flame retardancyPlease don't hesitate to contact us for all of your USB2 ...