Skien by Erreà is a thermal sleeveless jersey with a technical jacquard-woven design in the main areas where sweating occurs. It is perfect for practicing sports: it fits around your body providing freedom of movement and a pleasant feeling of comfort. This undershirt is part of the 3D wear underwear line, conceived by our Erreà Sport team for athletes who train for winning. Thanks to the special fabric this shirt is made of, your body temperature will remain constant: The highly breathable inlaids in the main areas where sweating occurs, help preserve an ideal internal micro-climate, thus avoiding energy dispersion. The breathable fabric allows sweat to evaporate, thus maintaining the skin constantly fresh and dry, even in the most difficult conditions. This short sleeves model is unisex, suitable for both boys and girls. This unisex sleeveless jersey has an ergonomic fit and an athletic design: The sleeveless design leaves ample freedom of movement to your arms, but also allows you to use the vest with the Knik by Erreà arm warmers whenever you need technical support for your arms and elbows.