Trainer 3.0 Vest Jr TS0001906 It has two side pockets

It has two side pockets that are large enough to hold two tennis balls each

It also transports moisture away from the skin and helps keep the body temperature stable

the paddling is the same as used on more technical and expensive shorts

In the attempt to balance aerodynamics

Trainer 3.0 Vest Jr TS0001906 It has two side pocketsA light and versatile training vest with good stretch in the sides, making the vest flexible and comfortable to wear even when doing bigger movements. The training vest is wind and water repellent and has a ventilation panel on the back for greater temperature control even for higher intensity activity. These features make the Trainer suitable for activities such as running, orienteering and shorter mountain hikes.? The vest has elastic bands at the