Nalini air seamless short sleeve base layer unisex nalini air ss ultralight base layer is anatomically cut to fit closely to your body to assist you in staying warm and dry the thermo regulating elastic material wicks moisture away from the body for quick evaporation the front and back feature integrated ventilation channels to assist in keeping you from overheating made in castel dario italy nalini factory nalini air base layer highlights features ultralight made of polypropilen