Fast 3.0 Singlet Women Size:XS not as slim as some

not as slim as some other models

The core top has a very tight fit and is designed to sit as closely as possible on the body

We recommend going up one size if you are in doubt

It has a tight fit

Fast 3.0 Singlet Women Size:XS not as slim as someFast 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