Color: 30pcs 20x20x1mm 30pcs 0.78" x 0.78" x 0.04" 3W/mK High performance nano silicone thermal pad. This thermal pad has excellent thermal conductivity, is electrically non-conductive, and easy to apply. Perfect To Filled Contact Surfaces Gap, Lmproves Heat Transfer Between CPU, Chipset, Motherboard, Module And Heatsink. Good Cooling, Insulation, Thermal Conductivity, Non Conductive, Anti-static, High Temperature Resistance, Compression, Buffering, Etc. Soft A Little Sticky, It Can Be Arbitrarily Cut Size, Easy To Install, Replaces Traditional Heatsink Compound Grease Paste Tape. In -40 -200 Range Does Not Melt, Good Stability, No Toxic, Odorless, No Corrosion, No Stimulation, No Damage To Metal Materials.