A gold medal runnig T-Shirt Design Offers: Superior fit and highly functional material. Anti-odour effect thanks to SILVER + technology Flat stitching for ultimate comfort Reflective design on the back and sleeves Superior ventilation and best possible cooling thanks to the mesh insert on the side MP3 pocket on the clavicle and headphone loop on collar Material: 88% polyester, 12% elastane Inserts: 90% Polyester, 10% elastane