The Sphaera Slash is defined by its “Slash” lens geometry—an alternative cut to the bottom of the shield designed to reduce “cheek crash” (where the lens hits your cheekbones). This makes it one of the most comfortable large-shield glasses for high-intensity movement, ensuring the frame doesn’t bounce or fog up during heavy exertion.
Oakley Sphaera Slash OO9499-06 - Matte Carbon/Prizm Road