Fast 3.0 Singlet Men Size:S It has a short zip

It has a short zip at the front of the collar and a silicone band at the bottom hem to ensure that it stays firmly in place when in use

before returning to its original form

with a brushed inside to provide extra mobility

an extended backside

Fast 3.0 Singlet Men Size:S It has a short zipFast 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