It's time to take a look and see things more clearly. Blur Optics products are crafted using premium materials for optimal vision on and off the bike. In any condition and along any terrain, Blur is sure to allow you to Stay Focused and keep your eye on the prize! Replacement lens for the Blur Optics B-40 Goggles. Lightweight protective lens. 100% UV protection. Anti-scratch coating for durability. Anti-fog lens with tear-off pins.