With revolutionary heat-activating X-HEAT fabric with carbon nano technology to keep you warm in all conditions, while ceramic infused yarns omit far infrared rays to maintain a comfortable temperature in cold conditions. The 2XU Men's Ignition Base Layer Long Sleeve is the perfect next-to-skin garment for layering during training in cold climates. With zero static cling, X-HEAT fabric's structure and shape are designed to wick sweat from the skin’s surface to keep you dry. X-HEAT fabric has a naturally occurring antibacterial and anti-odour technology that keeps you fresher for longer between washes, reducing your environmental footprint