Thin-walled and flexible heat shrink tubing made of cross-linked polyolefin with a shrink ratio of 3:1. It is available in 1-meter lengths, in 9 sizes, with inner diameters ranging from 1.5mm to 101.6mm and two basic colors: black and yellow/green. Shrink tubes are supplied in boxes, convenient for storage and display at exhibitions. TREDUX thin-walled tubes are used as basic electrical insulation and as protection for cables and wires against mechanical damage.