Flex Seal Liquid is the all-new super thick liquid rubber in a can that comes in a liquid form. It works well for sealing out air, moisture, and water.
Flex seal in a can is an amazing liquid rubber that you spray to stop leaks. Flex seal is actual liquid rubber in a can. Create a bond-able barrier that is waterproof. In extreme heat or cold. Flex Seal is The As Seen On TV Product liquid rubber sealant in a spray can.