OccuNomix wicking birdseye t-shirts are the most comfortable t-shirts. It is made from 100 percent ANSI wicking polyester birdseye. Wicking birdseye is the fabric pattern. This unique pattern has a smooth, clear finish and small diamond-shaped figures with a dot in the center of each suggests the eye of a bird. OccuNomix wicking birdseye t-shirts are very soft, lightweight, absorbent & launders well.