0.9mm White Blind Cord Kit for Cellular/peated Shade (250 Feet of Cord) with Basic Video Instructions Please view picture of the compatible cord locks used with this cord. Locks not included. High quality replacement cord. Made of polyester fiber for high tensile strength. This is the same cord, that major brand fabricators use. Cord is made in the USA. To reduce the chance of a return, please check how to measure the cord. This is not exact but just a helpful tool. With a number 2 pencil wrap the cord around 10 times. Push the cord together tight. And this should measure 3/8" when using unworn cord