Fast 3.0 Singlet Women Size:XL The waistband is an adjustable

The waistband is an adjustable string

The different materials are placed strategically

and silicone band at the bottom to provide a good fit with no slipping

which makes the jacket flexible and comfortable to wear even when doing bigger movements

Fast 3.0 Singlet Women Size:XL The waistband is an adjustableFast 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