HeatGear® is an ultra light, soft and smooth fabric for maximum comfort.Strategic mesh panels for better ventilation where it is most needed.The 4-Way Stretch design enables material elasticity in all directions.The material perfectly diverts sweat and it withers very quickly.Anti-odor technology eliminates the growth of odor-causing bacteria.You'll stay fresh after more athletic performance.Ergonomic flat seams for greater comfort and mobility.Technological elasticated waist with Under Armour detail.Length of legs from crotch: YMD 46 cm (+/- 5 cm depending on size). Material: Elastan, nylon