<-h2->Men's Activewear Base Layers & More<-br->Regulate your body temperature with a men's base layer. A good set of men's thermal underwear is essential in the winter weather and can be used as an extra layer to retain body heat in extremely cold temperatures, not to mention that they're soft and comfortable enough for relaxing at home. Looking for some motivation to stay active over the winter months? With a pair of men's sports thermals, you'll be ready and raring to go in all weathers. Thanks to their breathable and sweat-wicking qualities, a men's sports base layer are essential for keeping you cool while you work out. We recommend the basics: a long sleeve top and men's base layer leggings to wear under shorts or trousers. Trust us, once you try them - you won't be without them.<-h2->