Approximate measurements laid flat: Pit to pit 17” Length 25.5” Fitted long-sleeve performance shirt with mock neck. Moisture-wicking fabric designed for workouts. Stretchy, slim fit for layering or solo wear. Small reflective logo at the collar for visibility. No tears or stains. The original performance baselayer that keeps you warm when it’s cold. Our long sleeve mock neck shirt with a compression fit that makes you feel strong, agile, ready and a brushed inside that wicks away sweat and dries fast. Wear it under your uni, your hoodie, your jacket. Or just on its own. Dual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior Stretch-mesh back & underarm panels provide strategic ventilation without sacrificing warmth 4-way stretch material moves better in every direction Material wicks sweat & dries really fast Ergonomic design keeps seams off of high abrasion areas Mock neck construction for added coverage & warmth Odor control technology minimizes odor