Underwear sleeveless t-shirts produced in FtexCarbonFiber™ Light. Perfect for both indoor and outdoor activities. Key features include: lightweight, breathable and insulating. Absorbs and disperses the electrical charges accumulated from the outside during physical activity, speeds up the evaporation of sweat, and decreases the concentration of lactic acid. Offers maximum comfort and freedom of movement. Race Fit. Entirely Made in Italy.