Lexel Weatherproofing Caulk, Clear, 4-Pack Tough: Survives routine scrubbing with household cleaners, including abrasive cleaners. Super elastic: When the surface moves, Lexel moves. No cracking, tearing, or pulling away for a lasting, permanent seal. Instantly waterproof: No waiting and wondering necessary. Use the sink or shower right away. Cured sealant is mold and mildew resistant: Keep unsightly and unhealthy growths where they belong  in a lab, not on your caulk. Sticks to wet surfaces: Dry weather may be days away. Lexel can be applied today