... let us know the following specifications:A: please see the drawing above, could you please let me know the length of part A, B, C, ... of Nylon yarn, Kelver, cotton thread and etc availableH: do you need the core to be wrapped by aluminium foil/ paper?I: ... lead time: in 7daysProduction lead time: 7-15days, to adjust according to the quantityCharacteristics: high memory, resistant to cold, heat, grease, ...