MOX-Tape is produced from specially formulated silicone rubber. When wrapped with at least 50% overlap upon itself, MOX-Tape, provides a self-fusing, cohesive barrier that is resistant to moisture, oxygen, ozone, and cornona over a range of temperatures from -65 F up to +650 F.MOX-Tape provides superior electrical insulation with dielectric strength of 300VPM minimum at 365 F.Sizes: 1.00 wide, Roll length is 12.00 yards