Check the listing for details. Flex Paste, Waterproof Paintable Putty, Spackle Sealant, Fill Gaps Cracks Holes. Condition: New. Listed at 14.99 USD. NEW! Stay Fresh Container.Blocks out air and locks in freshness to extend the sealing power of Flex Paste, with no waste.Coats, seals, and protects.Penetrates deep to seal out air, water, and moisture. Once dry, it turns into a strong, flexible, watertight, rubberized barrier.Use it virtually everywhere.Make foundation and concrete repairs, block water from entering doors, and windows, and more.Works indoors and outdoors.Flex Paste is waterproof and weatherproof, as well as chemical and UV resistant. Plus, it’s fully paintable.Clings to wet and dry surfaces… even underwater.No need to wait for surfaces to completely dry before sealing them. It even cures underwater.Never shrinks or cracks.Flex Paste stays completely flexible, making it perfect for all-season roof repairs and all types of DIY projects.Can be spread, shaped, and formed.This thick rubberized paste is exceptional for all types of crafts, hobbies, and more.Made in the USAFlex Paste is proudly made in America, using globally sourced products.