It features Nike's Dri-FIT technology, designed to wick sweat away from the body to help keep you dry and comfortable during workouts or active wear. This is a compression shirt, meaning it's designed to provide a snug, fitted feel, often used as a base layer for training or in colder weather. Ideal for various sports and activities, including training, running, and as a base layer in cooler conditions due to its Hyperwarm Lite design CONDITION: preowned- good. Some minor wear. No major flaws to mention. No holes, rips, stains or odors. Approximate Measurements: Pit to pit 18" Sleeve 22" Length 28"