Undershirt Under Armour Streaker 2.0 Singlet. Undershirt Under Armour Streaker 2.0 Singlet. The men's fitted-cut, lightweight Microthread, sweat-absorbing running tank, dries extremely quickly and gives you the feel of wearing natural material. The material used removes moisture and prevents odour. In the design of used mesh panels provide excellent ventilation. Used elements from high reflective material for safe training even in low light conditions. Contoured hem provides better coverage. Technology: Moisture Transport System (Wicks sweat away from your body to the surface of your clothes, making it easier to dry and keep you cool longer), Anti-Odor (keeps the upper fresh by preventing the growth of bacteria causing odor), Threadborne MICROTHREAD (material great Absors sweat, dries faster, is breathable, prevents unpleasant rubbing of the skin and all this with Unreal lightness). Material: 93% Polyester, 7% Elasterel