GE Supreme Silicone Kitchen and Bath sealant is a premium, 100% silicone caulk and 100% waterproof sealant ideal for caulking areas that are constantly exposed to moisture-especially those in the kitchen and bathroom. This caulk also has a 30-minute water-ready formula and resists stain-causing mold and mildew growth. Use this silicone sealant as caulk for bathtubs, sinks, countertops, backsplashes, showers, shower doors and more. Our silicone sealant offers 100% more flexibility than Class 25 sealants and 7x stronger adhesion than our Silicone 1 sealant. Plus, GE Supreme Silicone Kitchen and Bath sealant offers 50% joint-movement capabilities without cracking or shrinking. Our caulk has a low odor that's ideal for interior applications, and it won't discolor most high-end metal finishes such as chrome, bronze and nickel. Color: White.