Flex Tape Clear is a strong rubberized waterproof patch designed to instantly stop leaks on a wide range of surfaces. Featuring a super-strong adhesive with a thick rubberized backing, it seals out water, air, and moisture—even underwater. Ideal for emergency repairs, plumbing, gutters, pipes, and marine applications. Package contains two clear patches, each 3 in × 4 in (7.65 cm × 10.2 cm).