HellermannTyton's 300-73080 Heat Shrink Tubing & Sleeves are designed to provide optimal insulation and protection for electrical, mechanical, and industrial applications. This 2:1 self-extinguishing, low-heat shrinkable tubing is made from a special polymer blend that stands up to extreme temperatures, vibration, and abrasion, and offers superior color consistency and durability. It offers a wide operating temperature range (-55°C to +125°C/-67°F to +257°F) and has a shrink temperature of 80°C/176°F. Its 12,7/6,4 dimensions provide easy application, and its superior flame retardancy makes it an excellent choice for a wide variety of electrical and mechanical applications.