Under Armour HG ARMOUR COMP SS The Under Armour HG ARMOUR COMP SS tank top is made from extra light HeatGear® material.The T-shirt has mesh on the back and in the underarm areas for strategic ventilation. The material wicks sweat away and dries super fast. Anti-odour technology eliminates the growth of bacteria that can cause odours, so that you stay fresh. The T-shirt comes in an ergonomic fit with seams, except for the most critical areas for better durability and chafe-free wear, and hybrid raglan sleeves for maximum freedom of movement and comfort. Under Armour HG ARMOUR COMP SS