These plenum-rated cable ties are suitable for general-purpose use and indoor air handling spaces, making them ideal for a wide range of applications. They are used to securely fasten wire bundles and harness components quickly and easily. Featuring a flexible design, the ties easily slip under and around cables. Each tie is 6 inches in length, black in color, with a tensile strength of 40 lbs. They are UV resistant and come in a pack of 100 ties. Made in the USA.