Ideal caulking for sinks, bathtubs, showers, countertops and more100% silicone caulking protects against mold, mildew, and waterResists shrinking and cracking for reliable use GE Tub and Tile Silicone 1-Sealant is a 100% waterproof, 100% silicone sealant ideal for areas susceptible to moisture, such as sinks, tubs, showers, fixtures, countertops, backsplashes, and other plumbing projects. This silicone caulking offers permanent flexibility and strong adhesion, and it’s designed to be resistant to shrinks and cracking. Plus, GE Tub and Tile Silicone 1 caulk resists mold and mildew growth it’s backed by a mold-free product protection for 7-years to prevent unsightly stains. Use our silicone caulking bathroom sealant on a variety of common surfaces, including most metals, plastics, and woods; glass, drywall, plaster, granite, and more.100% silicone caulking that offers permanent flexibility100% waterproof for use in moisture-rich environments, such as kitchens and bathsOffers same-day water readinessDurable sealant is both shrinkproof and crackproofPermanently flexible seal7-year mold-free product protectionMeets ASTM C-920, class 25Adheres to most metals, plastics, and woods; glass, drywall, plaster, granite, cultured marble, ceramic and porcelain tile, natural stone, and moreLifetime guaranteeNon-paintableFor additional performance and warranty information, see product packaging