BOMBSHELL removes deep down knuckle grease and grime. The product is designed to penetrate quickly, and melt grease from deep skin areas. BOMBSHELL contains rich surfactant compounds which lower surface tension of: grease, grime, and other build-up. The walnut shells provide additional cleaning power by penetrating stubborn areas where grime is prone. Thickest grit on the market yet gentle to the skin. Made from natural resources and biodegradable. Great with removing asphalt, grease, resin, oil, paint, adhesives, and tar.