While typically worn by cyclists for winter warmth bicycle base layers can keep you warm in winter, cooler in summer, and protect your skin in an unfortunate slide across the road.
Typically synthetic mesh (especially for summer use) and woven for winter use they are high wicking garments. Wool and sports wool are becoming increasingly popular for winter warmth and their natural temperature control, and antibacterial (smell) features.
More designs are now coming through that are both specific and attractively styled for women