This Heat Sink Cooler Kit For Cooling your Raspberry Pi includes 3 aluminum heat sinks with adhesive backing.
These heat sinks will reduce hardware failure due to overheating.
Instructions:
Make sure the chip modules are free from dirt and grease
Peel the protective liner on the base of the heatsink
Affix the heatsinks on the chip modules and apply firm pressure
Each set contains:
1 x 14mm(L) x 14mm(W) x 5mm(H) Heatsink for Soc
1 x 9mm(L) x 9mm(W) x 4mm(H) Heatsink for Voltage Regulator
1 x 9mm(L) x 9mm(W) x 4mm(H) Heatsink for LAN9512