The Matrix vest will keep you warm during your brisk spring or autumn runs. The vest gives you that extra bit of warmth you need during your cold spring or summer evening run. The dynaflex fabric of the vest is lightweight and breathable. This cool the skin when you are running. The fabric also has a soft touch, causing the shorts to feel comfortable on the skin. Because of the long autoblock zipper and thumbholes, the jacket stays comfortably in place. The chest pocket has a zipper, which makes it easy to take something with you on the way. The reflecting accents of the jacket make sure you stay visible. Did you know that the Matrix jacket is part of a complete set? You can combine the jacket perfectly with the matching short, shirt and tanktop.