Fast 3.0 Singlet Men Size:M The vest is wind and

The vest is wind and water-resistant

or if your body measurements fall between two sizes

These winter shoe covers have an elastic material that ensures an optimal fit and provides as little as possible air resistance

flat lock seams and a large reflective field on the back for increased visibility in the dark

as well as a ventilation area on large parts of the back that provides excellent ventilation when used during high activity level

Fast 3.0 Singlet Men Size:M The vest is wind andFast 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