Flex Shot Half-pint Clear Advanced Sealant CaulkFlex Shot is a revolutionary, super thick rubber sealant that caulks, bonds, and seals virtually everything. Because it's so thick, you can fill huge cracks and holes and stop tough leaks instantly. Flex Shot forms a watertight, flexible barrier and is so easy to use. No need for a bulky caulking gun, just push the nozzle for a perfect bead, every time. Flex Shot won't run or drip, and never shrinks or cracks. Caulks, bonds and seals virtually