StarTech.com Thermal Paste, 1.5g Metal Oxide Heat Sink Compound, Re-sealable Syringes, CPU Paste - 1.5g thermal heat paste; Metal oxide compound - 4-6 applications per tube - Operational temperatures of -22F to 365F - Thermal conductivity greater than 3.195W/m-K at 25 °C - Re-sealable syringe; Silver heat sink paste