The Silicone Round Cord from Grainger is a flexible, durable silicone cord that can withstand temperatures from -100 to 500°F. It has a round cross-section and comes in multiple diameters from 1/16 inch to 3/4 inch. The cord is made from platinum-cured silicone which provides excellent resistance to weathering, aging, moisture, and UV rays. This versatile cord has many potential uses including gasketing, sealing, binding, crafting, and more. With proper care it can provide long service life. Overall this is a high quality silicone cord suitable for a wide range of demanding applications.