PC Builder Thermal Paste - 14.5W/m.k Thermal Conductivity, 2.8 Specific Gravity, Handles Temperatures Up to 280°C, Durable Silicone Based Formula with Metal Oxide, Non-Conductive of Electricity for Total Peace of Mind, Rapid Heat Transfers, Perfect for PC Building or Maintenance, Boost Your Cooling Performance, Retail Box, No Warranty.