ONeills Cork Training Vest Junior O'Neills Cork Training Vest Junior >Ribbed crewneck >Sleeveless Jersey >High Performance Koolite fabric >Breathable and quick drying >Official Cork GAA crest >Keep your cool during intense training sessions or warm weather with the Dublin GAA Training Vest. This eye-catching sleeveless jersey is designed to stand out with an eye-catching fully printed design. Crafted from the high-performance Koolite fabric, this vest utilises catch, move and release nano-technology to transport moisture away from the skin keeping you dry and comfortable.