Professional grade flexible flame retardant polyolefin tubing provides excellent electrical insulation, protection from dust, solvents and other foreign material as well as providing strain relief. Overexpanded tubing easily fits over the end of connectors and shrinks down to 33% of its original diameter to fit snugly over wires and connectors for a water tight protective seal without reduction in tube length. Hi-Temp Shrink Tubes can be used to insulate wires, connections and terminals and meets the material and functional properties of Mil spec DTL-23053/5C.