Hossa Merinowool Baselayer Set Women'sWomen's merino wool base layer set for all outdoor activities. The Hossa merino wool baselayer set is a must have for a warm outfit! The material feels extremely soft and comfortable, use it around the year for different activities from active training in chilly weather to relaxing by the fireplace after a day outdoors. The lightweight merino wool base layer set feels dry and warm against skin and the merino wool material is naturally antibacterial.