The Under Armour Womens Knockout Tank in this Black colourway is made from insanely soft, breathable fabric. Dropped, shaped hem for enhanced coverage. Stretchy construction moves better in every direction. Material wicks sweat & dries well. Anti-odor technology prevents the growth of odor-causing microbes. Composition: 90% polyester, 10% elastane. Relaxed fit for casual comfort. Breathable and incredibly soft material. 4-Way Stretch construction: stretches in all directions. Moisture management: wicks sweat for quick drying. Practical design: T-back straps with Under Armour logo detailing. Longer cut and rounded hem for better coverage and a modern style.