Boys' first warm-climate layer made of original HeatGear® material, which wicks away sweat excellently and dries very quickly. The chosen close-fitting cut has the effect of increasing the pressure in the muscles and thus accelerating their blood and oxygen supply, which has a positive effect on sports performance. The T-shirt is great for all kinds of sports.HeatGear® is an ultra-light, soft and smooth fabric for maximum comfortStrategic mesh panels for better ventilation where it's needed mostconstruction with 4-Way Stretch technology allows elasticity of the material in all directionsmaterial wicks away sweat and dries very quicklyAnti-odor technology eliminates the growth of odor-causing bacteriaYou will stay so fresh even after a bigger sports performanceErgonomic flat seams for greater comfort and mobility