3M Heat Shrink End Cap SKE provides mechanical and environmental protection as well as sealing to cable ends. The semi rigid, flame retardant polyolefin construction makes the end cap suitable for heavy duty applications. The adhesive lining forms a permanent, flexible and water resistant barrier.3M Heat Shrink Heavy Duty End Cap SKE has a flexible adhesive lining and is suitable for use on a variety of rubbers, plastics and metals. It withstands a wide temperature range of 67 to 230 degrees F ( 55 to 110 degrees C). RoHS 2011/65/EU Compliant.