Arctic Silver 5 Thermal Compound - 3.5 grams+ MicroFiber 7" X 6" Cleaning Cloth (Value Pack) Arctic Silver 5 5G Polysynthetic Silver thermal compound + free Micro Fiber Cloth Value Pack Use between CPU's and heatsinks or water-cooling solutions Will not separate, run, migrate, or bleed 3.5 gram tube will cover 20 to 30 small cpu's The 7"x6" microfiber is individually and neatly packed in its own polyurethane plastic bag for long term safekeeping