We have produced the usb3.0 cable,if you need the sample pls contact me by mail or phone freely, Skype:bxw815111 ,Following Spec:
CABLE:CABLE: UL 2725 USB3.0 CABLE, [28#×1PR(GREEN, WHITE)+24#×2C(RED,BALCK)+ (28#*1P+DRAIN+AL FOIL+MYLAR)*2(YELLOW, BLUE; ORANG, PURPLE)]+AL FOIL+BRAID, BLUE(WY-701)PVC JACKET, OD: 6.0+/-0.15mm, MUST BE MARKED:"USB 3.0"
CONNECTOR:USB 3.0 A TYPE MALE, SOLDER TYPE, BLUE INSULATION, GOLD PLATED 15μ"CONTACTS, SHELL NICKEL PLATED.USB 3.0 B TYPE MALE, SOLDER TYPE, BLUE INSULATION, GOLD PLATED 15μ"CONTACTS, SHELL NICKEL PLATED.
MOLDED:BLUE PVC
PACKING: PE BAG OR CUSTOMR'S REQUIREMENT