A naturally odor-fighting, breathable, and sweat-wicking women's base layer constructed from a performance merino wool blend to keep you warm, even when wet. Breathability - Our women's long sleeve cycling base layer is naturally breathable thanks to a merino wool blended fabric. Fast Dry - The Odyssey Women's Merino Base Layer is naturally crafted to dry quickly, keeping excess sweat from causing discomfort. Fit - The Element Women's Merino Base Layer features a slim fit to sit comfortably beneath any long sleeve cycling jersey. Lightness - Built to be more comfortable, less bulky, the Odyssey Women's Merino Base Layer is crafted from medium-weight materials. Temperature - The Element Women's Merino Base Layer delivers fast-drying, natural comfort in spring, autumn, and beyond. Thermo - Adding a touch of extra warmth, the Odyssey Women's Merino Base Layer is best worn in cool riding conditions.