The Millet Active Wool Hat is the perfect choice for winter climbing expeditions, providing warmth and excellent thermoregulation in harsh mountain conditions. Made from merino wool, the Trilogy Hat offers exceptional antibacterial properties that reduce unpleasant odors, making it the perfect companion for long days in the mountains. Thanks to its natural thermal insulation, merino wool keeps you warm even when wet, an indispensable feature for alpine adventures. Lightweight, compact, and incredibly warm, the Millet Active Wool Hat will meet the expectations of any enthusiast of extreme activities.