FOCUS TRAIL VEST S-MLightweight SWIX backpack for training and races. The Focus Trail Pack is designed for comfort and versatility while training hard. The soft breathable body contact mesh gives a comfortable fit with minimal friction or bounce when fully packed with your gear. The fully featured running vest includes adjustable sternum straps to give a close stable fit. Stretch mesh front hydration pockets hold up to 500 ml and allow for quick and easy access to gels,