Louis Garneau Comp Sleeveless Tri Jersey Medium BlackLouis Garneau Comp Sleeveless Tri Jersey '10 is made with Endurexx and Mesh fabric. The Endurexx fabric is a stretchy knit that molds the curves of the body perfectly providing maximum muscle compression and excellent support, thus reducing fatigue and increasing performance. The Mesh fabric inserts provides maximum breathability. Designed with hydro and aerodynamic in mind, this tank top is ready for all 3 events.