Breathable and lightweight, the Under Armor Intelliknit Half Zip T-Shirt is a technical running shirt that provides a comfortable fit that keeps you feeling cool and well ventilated. The body-mapped knit construction means the t-shirt dries quickly so you remain dry and free from distraction. Cut in a slim fit in a crew neck design and raglan sleeves with a half-zip design to provide extra ventilation when you need it. Finished with reflective detailing that keeps you visible in low lighting conditions.