The 3M™ QSLV-M series cold shrink quick splice kit offers a unique, 3-core system, so you simply place the sleeve on a connector and remove 2 of the cores to start splicing. The last core is used for supporting the structure of the sleeve itself. The kit also features a factory expanded tubular sleeve with waterproof sealing mastic tape on each end. configured to adapt to different connector sizes, this kit also prevents damage to the seal and insulating aspects, making it a true performer. This product is rohs 2011/65/EU compliant and ANSI Certified.