SHOEI RF-1400 HELMET COLOR WHITE SIZE LARGE - 0101010906AERODYNAMICS Developed and refined in SHOEIs state of the art, in house wind tunnel facility from the very beginning stages of life, the RF 1400 boasts impressive improvements in aerodynamic performance, including a 6% reduction in lift and a 4% reduction in drag (as compared to the RF 1200). Optimal shell aerodynamics not only improves the helmets ability to cut through air, it also contributes to a welcomed reduction in wind noise without blocking