The tubing is made from flame-retardant, flexible polyolefin lined with an internal layer of special termoplastic adhesive. The hear shrinkable outer wall is slectively radiation cross-linked, while the adhesive manintains high flow and excellent adhesion characteristics. 3M tubing EPS-300 is an environmental protection sleeve and insulation. It offers environmental protection for electronic components, twister pigtail and inline wire splices, crimp splices, wire bundles and wire harness breakouts in automotive, truck fleet, marine and industrial applications. Standard color: black and standard packaging is 4' (1,219 m) lengths and 6" (15,2 m) cut pieces. Also available in a kiet containing 42 pieces of 6-inch lenghts in assorted sizes. Additional sizes, colors and put-ups are available. Application specifications: MIL-I-23053/4, Class 3.