Santeen Lye Crystal Drain Opener 1 lb (16 oz) 99% Pure Sodium Hydroxide Drain Cleaner for Hair Grease Soap Scum Sinks &amp Tubs

- Maximum Strength Clog Destroyer: The 99% pure Sodium Hydroxide formula aggressively breaks down hair, coffee grounds, food scraps, and rinds that stop standard cleaners in their tracks. - Anti-Clump Technology: Fortified with 1% inert ingredients to ensure the crystals remain free-flowing and easy to pour, preventing the "hardening" common in lower-quality lye products. - Triple-Sealed for Safety: Your safety is our priority. Each bottle features a triple-seal barrier to ensure secure handling, leak-proof shipping, and long-term storage stability. - Versatile Utility: Beyond professional drain maintenance, this high-purity lye is the gold standard for soap-making hobbyists and cold-process crafters requiring consistent, reliable results. - Proudly Made in the USA: Manufactured under strict quality control standards to ensure professional-grade potency in every bottle.