4-way stretch fitted short sleeve top for training sessions.Fit: FittedColour: High-Vis Yellow / BlueHeatGear® fabric is ultra-soft & smooth for extreme comfort with very little weightStretch-mesh underarm & back panels deliver strategic ventilation4-way stretch fabrication allows greater mobility in any directionMoisture Transport System wicks sweat away from the bodyAnti-odour technology prevents the growth of odour-causing microbes