4 Pieces Silicone Thermal Pads 100 X100Mm 0.5Mm 1Mm 1.5Mm 2Mm Highly Efficient Thermal Conductivity 6.0 W/Mk Heat Resistant Silicone Thermal Tape for Laptop Heatsink CPU GPU SSD IC LED Cooler. Excellent Thermal Conductivity - heat conductivity of 6.0 w/mk, Made of premium thermal silica gel.