The Dainese Jet Stream Tourer helmet revolutionized the jet helmet world with its advanced aerodynamics and innovative ventilation system in the visor. The scratchproof concealable sunshield provides protection during the rapidly changing light conditions that occur every day. The housing for the goggle temples, the padding in breathable non-allergenic fabric, the removable washable liners, the quick release fastening system with micrometric adjustment, and the burglarproof lock ring complete the helmet’s technical features.