Questions? Leave a comment below! This RLX Techy Terry vest's French terry fabric is made with recycled polyester. At the front, it's paneled with four-way stretch fabric for ease of movement. Mockneck. Moisture wicking fabric Full-zip front. Stretch binding at the armholes and the hem. Right chest zip pocket. Side on-seam zip pockets. "RX" embroidered and printed at the chest pocket and the back of the collar.