DAP® SIMPLE SEAL™ Weatherproofing Sealant is an easy way to seal out drafts and moisture around windows, doors, baseboards, inside or outside of the home to save energy and improve comfort. NO CAULK GUN NEEDED! Simply press and seal to dispense an even bead of caulk. Compact design fits in the palm of the hand to easily navigate tight spaces and corners. Use SIMPLE SEAL™ to seal out air leaks and moisture to improve the energy efficiency of the home and make it more comfortable. Cured sealant is mold and mildew resistant. Low odor and paintable. Cleans up easily with water. Interior/exterior use.