Highly breathable, the 2XU Women's Perform Tri Singlet delivers the advanced cooling & ventilation technologies required to conquer the rigours of triathlon. The Italian SBR Vent fabric delivers extreme cooling properties while being exceptionally aerodynamic, paired perfectly with Sensor Mesh X zoned panelling for vital moisture management & airflow management. SBR Vent (CF & CB Panels) This Italian fabric, engineered in accordance with RMIT University’s fabric technology testing, delivers extreme cooling properties while being exceptionally aerodynamic. Low denier construction, 3D mesh structure & cross-section yarns ensure the ultimate fabric to keep your body cool, dry & comfortable. Sensor Mesh X (Mesh Panels) Utilizing a nylon-LYCRA fibre matrix with high- lament hydrophilic nylon yarn & optimal airflow engineering, Sensor Mesh represents the ultimate in moisture management. With the inclusion of LYCRA fibre from Invista, unparalleled comfort is assured.