Flex Seal Flex Tape Rubberized Waterproof Tape 4" x 5' White

Flex Tape® White is the ultimate solution for quick, reliable repairs wherever leaks and tears strike. This super-strong, rubberized waterproof tape forms an instant, flexible barrier that seals out water, air and moisture—even underwater. Whether you’re patching a boat hull, fixing a gutter, or reinforcing a cracked pipe, Flex Tape White delivers a durable, UV-resistant bond that gets stronger with time and pressure. Ideal for both indoor and outdoor applications, it’s ready to tackle emergencies and everyday fixes alike.

Simply cut to size, peel away the backing, press firmly onto a clean surface, and seal out leaks in seconds. With a 4-inch width and 5-foot length, you’ll have ample coverage for large gaps, holes and tears—no special tools required.

Key Features

• Thick, flexible, rubberized adhesive tape
• Conforms to any shape; bonds instantly—even underwater
• Seals out water, air and moisture for a watertight barrier
• UV resistant for long-lasting outdoor protection
• Suitable for both indoor and outdoor use
• 4" wide by 5' long for ample coverage
• Durable rubber construction withstands temperatures up to 200 °F
• Easy application: cut, peel, stick and seal