Main features: Thin-walled and flexible heat shrink tubing made of cross-linked polyolefin with a shrink ratio of 3:1. With just a few tube sizes, the entire application range from 1 mm to 20 mm in diameter is covered. Additionally, intermediate sizes 93 and 186 are available. HIS-3 is available in Black, Red, Blue, Transparent, and Yellow-Green in a dispenser box with a clear table for the application range. Applications: HIS-3 ensures reliable electrical insulation and serves for color coding. It protects against mechanical influences.