Model Number: SB-SBRS-(2X) GWorking temperature: -45 C ~ 125 C StructureSoft adhesive-lined heat shrinkable tube is made of cross-linked polyolefin material and environmental friendly hot-melt adhesive. Two kinds of wall thickness are optional. It has passed UL,Website:http://www.fiberglasssleeving.net, ROHS, REACH certifications with 300V and 600V.UsageIt has excellent soft, airproof, fireproof ...