Our finest Merino Wool is put through a special process to create a garment that is washable, dryable and so soft and supple it's unbelievable. In addition our Minus33 100% Merino Wool baselayer wicks moisture away from the skin 30% faster than any synthetic fabric. Even when its scorching hot or at Minus33, while at work, exercising, skiing, snowmobiling, or just relaxing, Minus 33 Merino Wool baselayer is the most comfortable fabric you have ever worn