The popular 2XU LD TRI SINGLET has been refined with the addition of more powerful 70D KINETIC SPEED side panels to offer better aerodynamics than ever before. Engineered for long and short course racing, this Long Distance Triathlon Singlet represents the perfect balance of speed and comfort. With 2XU"s quick drying and body cooling ICE X fabric to lower body temperature by up to 5.4 degrees F through IR blocking and Xylitol treatment, ventilation is optimized while 2XU"s KINETIC SPEED fabric provides exceptional moisture management and optimal speed on the bike.