BROKEN ZIPPER. This Men’s Nike Tech shirt in size XS is a must-have for any Nike fan. The shirt features a broken zipper, but this does not detract from its overall style and functionality. The blue color and Nike brand make it perfect for any casual occasion, especially for activewear. The shirt has accents such as the zipper that add to its unique look. It is suitable for regular-sized men and can be paired with any other activewear item.