Yamuna Densons Heat Shrinkable End Caps provide mechanical and environmental protection as well as sealing to cable ends. A semi-rigid, flame-retardant polyolefin construction makes the end cap suitable for heavy-duty applications. Our end caps have a flexible adhesive lining and are suitable for use on a variety of rubbers, plastics, and metals. It is resistant to a wide range of temperatures between 55 and 110 degrees F (67 to 230 degrees C).