Fits close to the body without compression Nike Pro Hypercool technology combines targeted ventilation with sweat-wicking fabric Ventilation - Mesh fabric in high-heat zones Seamless shoulder construction Enhanced breathability - Tiny pinholes in the front panel Reduced irritation caused by chafing - Flatlock seams Sleeveless silhouette allows for a greater range of motion Lighter and more breathable than its predecessor, the Men's Nike Pro Hypercool Tank features a sleeveless silhouette, sweat-wicking technology and targeted ventilation for enhanced cooling power. Its fitted design gives you the freedom to move, while its seamless shoulder construction reduces distractions. This top is packed with technology to keep you cool as your training heats up. ShinCool® yarn feels cool against the skin. It reduces static cling by absorbing a small amount of moisture. The yarn uses that moisture to enhance cooling and comfort. Language of Cooling pattern in high-heat zones features a pod design with stretch mesh to increase airflow for enhanced breathability.