An irradiated cross-linked polyolefin, co-extruded bi-colour sleeving with a green and yellow longitudinal stripe. It is principally designed for earth identification of wires and cables.

Its is flexible and highly flame retarded with good solvent resistance, it offers a superior and more permanent colour identification than conventional ink marking systems. Available in a range of sizes up to 38mm diameter, NBRE-B1 complies with MIL-1-23053/5 Class 1 and 2, DEF.STAN 59-97 issue 3 type 2b, UL 224, CSA specifications.