The Power Products 1/2" x 520" Teflon Tape creates a secure and leak-proof seal. It is resistant to aging, cracking and drying out, ensuring that it remains effective for long periods of time. It is made from high-quality teflon material, making it easy to apply. It is perfect for use in automotive and other applications where a secure and leak-proof seal is needed. This tape is sure to provide a reliable and long-lasting seal for your projects. FleetPride is your First Click in Heavy Duty®.