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 in red, blue, yellow, green, orange, purple, black, and white colors. It is commonly used for gasketing, sealing, binding, attaching identification tags, and craft projects. The silicone material provides excellent resistance to weathering, moisture, and aging.