Design PhilosophyA good base layer is the foundation of any technical layering system. The engineered construction on this garment provides incredible stretch and minimal seams while the varied panels of fabric density delivers extra wicking or warmth where you need it most. FabricsThis garment uses 3D knit to provide a soft, thermal barrier; perfect for when days are short and the air gets nippy. The rapid wicking yarn offers unrivalled moisture management, and the panel technology is designed to avoid chaffing allowing you to layer up yet stay comfortable.FitThe athletic skin-tight fit prevent gaps which cold air can flow down, providing you with a natural feeling thermal layer.