The Arai Pro Shade Shield System fits any Arai helmet with the SAI shield, including Defiant and Vector-2. The Pro Shade Shield System includes the flip-up/flip-down visor installed on a new clear SAI shield Reduces excess ambient light in both the down and up positions Reduces sudden glare in the up position with just a subtle dip of your head so you don't have to take your hands off the bars Frame Only, Shield sold separately