Longsleeve Tshirt from the line Innovation. Innovation is made with natural plant fibres, cotton and viscose, together with the heat regulating property of Outlast® Adaptive Comfort®This technology was developed for NASA to protect astronauts against the extreme changes in temperature in space.Innovation stores excess body heat to redistribute it in case of need, providing ideal and constant temperature and moisture conditions, close to the skin, avoiding the discomfort of sudden temperature changes.Made in Portugal