Uses Same Technology as Our Professional Repair Kits but More Cost Effective * Compatible with ALL Windshields in RV, Semi-Truck, Automobile, Pick-up Truck * Great for Rock Chip, Stone Crack, Star Break, Bullseye Break & Stone Damage * Prevents Cracks from Growing Larger and Ultimately Needing Replacement * Cleans up Easy with Soap and Water; New Patent Pending Technology