2XU Tri Comp Singlet: Updated this summer for even greater comfort & aerodynamics, this versatile, form flattering Tri Singlet compliments the MT2264b mens Comp Tri Short. SBR SKIN X fabric ensures an unparalleled quick drying, breathable result out of the water, while flatlock seams, a streamline cut & the addition of 70D elastane enhance comfort & freedom of movement. The semi-lock zip controls air flow & SENSOR MESH X ventilation panels promotes airflow. Front semi-lock zipper Rear pocket Sbr skin x Sensor mesh x