About This 2X THE POWER - Delivers twice the descaling strength of Original CLR and twice the rust removal power of leading competitors for faster, more effective cleaning on tough jobs PROFESSIONAL-GRADE FORMULA - Engineered for demanding applications in facilities, commercial settings and households that need superior performance on severe scale buildup, hard water stains and mineral deposits BIO-BASED CHEMISTRY - Formulated with lactic acid, a naturally derived acid commonly used in food preservation, reflecting our commitment to science-backed, environmentally responsible innovation. USDA Certified Biobased Product, 83%. TACKLES EXTREME BUILDUP - Powerful solution for the toughest calcium, lime and rust problems where standard cleaners fall short; ideal for heavily scaled fixtures, appliances and surfaces TRUSTED BRAND INNOVATION - From CLR Brands, the leader in hard water and rust solutions for over 50 years, now offering enhanced descaling technology for customers who demand professional-level results Overview Brand : CLR Item Form : Liquid Scent : Unscented Specific Uses For Product : All Purpose Material Feature : Unscented