Heat is a major issue in today’s computers and thermal grease helps the heat dissipation from a CPU to a heat sink! Featuring 3 grams of thermal grease compound, this Deepcool Z5 provides outstanding thermal conductivity between your CPU and heat sink! Simply apply the Deepcool Z5 3g Thermal Grease CPU Heat Sink Compound onto the CPU surface and mount the heat sink on to your CPU and motherboard!