HY-P17 is a silicone based extreme thermal paste. Outperforms the competition as shown on Igorlabs review. Model：HY-P17-TU4G Brand：HALNZIYE Colour：Grey Thermal conductivity：17.3 W/m-k Package：4g syringe with accessories in the gift box Application：High-ending CPU&GPU, Water Cooling, Overclocking, Thermal Impedance：0.0006 °C-in2/W Concentration：230 ± 10 1/10mm High temperature resistance：-30 ~ 150 °C Operation temperature：-20 ~ 130 °C