Weidmuller's HSS-HF 1.6-3.2 EL Y13M is a heat shrinkable sleeve with a glueless 2:1 shrink ratio, and an inner diameter of 3.2mm. It is 13 meters in length and is colored yellow. It is designed for electrical insulation of cables and to provide protection against abrasion, moisture, salt water, and other external factors. The sleeve offers superior UV and temperature resistance, and is self-extinguishing. It is easy to install with a simple heat gun, and is flame retardant.