Arctic Silver (2 Pack) Thermal Compound 3.5 Grams with ArctiClean 60 ML Combo Kit Cleans computer and Xbox 360 CPU/GPU heatsinks very easily and quickly! ArctiClean 60ml kit, Includes both ArctiClean 1 (30ml) and ArctiClean 2 (30ml) Comes with a 3.5 gram Arctic Silver 5 Thermal Compound Stick Thermal Conductance: &gt;350,000W/m2 C (0.001 inch layer) Thermal Compound has absolute stability -- will not separate, run, migrate, or bleed.