An evolution in silicone technology delivers outstanding thermal performance Pro-grade Silicone technology provides a stable thermal compound which delivers a great thermal performance. Minimised resistance & maximised efficiency truly enables you to get a lot more from your cooler. Ro HS compliant. Outstanding performance of heat transfer between CPU & heatsink Low thermal resistance for heat transfer, 0.16cm-square C/W @60 um BLT Maximum thermal conductivity, 3.3W/m K Electrically non-conductive Low bleed under high pressure Multi-language instructions included