AS M NK TF UNLIMITED SYNFL VSTNike Therma FIT Unlimited Men's Training Vest Designed for running, training and yoga, the Unlimited Collection is designed to keep you prepared for whatever your workout requires. This training vest is designed for layering over a base or under a top layer for extra protection from the elements. Nike Therma FIT technology helps manage your bodys natural heat to help keep you warm in cold weather conditions. A pair of zippered pockets allow you to