Fast 3.0 Singlet Men Size:XL and it has elastic panels

and it has elastic panels on the side to provide a good fit and great motion range

A large pocket on the side of the thigh lets you easily store your phone

with a built-in plate at the front and stretchy Lycra mesh on the back for the best possible fit and optimal mobility

the jacket can be used in any weather

The sleeves we call “half-sleeves” as they reach down to the elbows

Fast 3.0 Singlet Men Size:XL and it has elastic panelsFast 3. 0 singlet is an upgraded version that feels very comfortable. The extremely light singlet fits perfectly over your shoulders and dries quickly. It's made of comfortable and moisture transporting materials. The back is made of breathable mesh to ensure extra ventilation and excellent transportation of sweat, which makes the singlet even more comfortable to wear. We have given this singlet an upgraded look with slimmer shoulder straps, as well