Designed to permanently repair small chips, nicks, scratches, gouges, cracks and holes in a variety of surfaces (countertops, sinks, bath tubs, spas, tile, showers, toilets, appliances). Uses advanced Light-Curing Acrylic (LCA) or Self-Curing Acrylic (SCA) technology that cures (hardens) in seconds. Simple to use by Do-It-Yourselfer or Professional Contractor. Professional results in single application. You can perform complete, permanent, professional repairs in less than 15 minutes utilizing the amazing ProCaliber Products™ Repair Kits. Your repairs will not yellow, chip, crack, shrink or dull over time. All repairs are chemically durable, impact and shock resistant and polishable to a high gloss. These kits are suitable for indoor or outdoor use.