... .Conform to RoHS, SGS 3:1 Flame-Retardant Heat shrink tubeFlexible, flame-retardant, high-shrink-ratio polyolefin tubingApplicationKOSOO ... K-2 (3X) is flexible, flame-retardant, high-shrink-ratio irradiated crosslinking heat-shrinkable ... Features/Benefits·Shrink ratio: 3:1.·Flexible, highly flame-retardant.·Excellent physical, chemical and electrical properties and ...