Is the coolest thing about the 509 Sinister XL7 Ignite S1 Goggle its heated inner lens for premium vision clarity? The 20% increase in face foam for 2X+ helmet sizes? The quick-change magnetic lens connection that lets you easily adapt to changing light? Or maybe it’s the frame-integrated fan that provides reliable fog prevention? Seeing is believing—sometimes literally. Goggle does not have Night Vision technology.