As a lightweight thermal base layer, this base layer easily wears as a base layer, wicking away moisture while keeping you comfortable. You can wear this base layer comfortably from sunrise to sunset, wherever you go. The durable four-way stretch rib knit hem and fitted cut bends, fits and moves with your body, maintaining range of motion and comfort. Whether you're camping, hiking, skiing, working out, working out or just relaxing, this cozy thermal base layer has you covered. Whatever the season, this lightweight thermal base layer is a great addition to your wardrobe as Merino wool has naturally hygienic properties that will keep you fresh all day long, whatever the weather. With an excellent warmth-to-weight ratio, this thermal base layer is ideal for traveling and packing when you need some lightweight thermal base layer during your adventures.