The HellermannTyton 402-16039 is a black, 2-way outlet, in-line, low voltage heat shrink tubing and sleeve for up to a 3:1 ratio. It features a PO-X flame retardant, high temperature-resistant polyolefin material with a shrink ratio of 2.0:1, providing excellent flexibility, cut-through and abrasion resistance. This product is suitable for a wide range of electronic applications, including automotive, telecommunications, and marine applications. It also complies with UL 224 and CSA 22.2 standards for electrical safety.