NIKE CR7 CRISTIANO RONALDO FLASH TRAINING TOP LIGHT-CATCHING LOOK. VENTILATED COMFORT. The Nike CR7 Flash Men's Soccer Shirt helps keep you visible, cool and dry on the field with a reflective graphic, mesh back panel and sweat-wicking fabric. Benefits Dri-FIT fabric helps keep you dry and comfortable Rib crew neck with interior taping delivers durability and comfort Mesh back and shoulder panels improve airflow Reflective graphics help keep you visible in low light