Men's Devold DUO ACTIVE MAN ZIP NECK. External layer is made of a soft Merino wool, inner layer consists of Thermo Cool Eco2, which quickly wicks moisture from the body. Merino wool has excellent insulating properties and ensures that you'll stay warm even in wet conditions. Ideal combination of layers, when the first layer wicks moisture into the outer layer, which has insulating properties and keeps you warm at all times.