36.6 Dual Layer Balaclava from MKM. Features pure new wool outer later and soft possum fibre blended wool inner layer. The unique double layer enables you to maintain optimum body temperature (hence the 36.6 on the label) by cutting out vicious wind chill, and the hollow core possum fibre traps the heat next to your head. Made from 25% Possum, 65% Wool and 10% Nylon. Made in New Zealand.