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 is available in multiple diameters from 1/16 inch to 3/4 inch. The cord comes in standard lengths of 25 feet and 50 feet and has excellent resistance to weathering, moisture, and aging. With its high dielectric strength, this silicone cord is well-suited for applications requiring insulation and flexibility.