Engineered for alpine athletes who refuse to compromise, the Men’s Summit Series Pro Baselayer Tights are a high-performance, next-to-skin layer. Designed to maintain body temperature during ascents, they deliver targeted moisture-management with innovative DOTKNIT™ technology. Natural wool fibers help control odor while the textured threads add extra-soft comfort on multi-day expeditions. Slim-fitting. Mobility-focused. This is the foundation of every mountain kit.