Arctic Silver 5 Thermal Compound 12grams with ArctiClean 120ml Kit (Includes 2 30ml ArctiClean 1 and 2 30ml ArctiClean 2) with Bonus DB Roth Microfiber Cleaning Cloth Arctic Silver 5 12g is Non-electrically conductive. Will not separate run migrate or bleed Thermal Conductance: &gt;350 000W/m2 C (0.001 inch layer) ArctiClean 120ml kit Includes both 2 ArctiClean 1 (30ml) and 2 ArctiClean 2 (30ml) Easy to Use and Cleans heatsinks and other computer components in under a minute! Bonus DB Roth MicroFiber cleaning cloth included