The Under Armour Men's Charged Cotton Left Chest Lockup Tee features four-way stretch fabrication which allows greater mobility while also maintaining its shape. Moisture management comes from the Moisture Transport System which wicks sweat away from your body to help keep you cool and dry. This tee is constructed with Charged Cotton, which has the natural and comfortable feel of regular cotton but has a quicker drying time.Fabric: Charged Cotton - cotton, elastaneRelaxed fit for enhanced range of motion and breathable comfortCharged Cotton has the comfort of cotton but is able to dry fasterFour-way stretch fabrication allows greater mobility and maintains shapeMoisture Transport System wicks sweat away from your body to help keep you cool and dry