The Blok Lens by Giro is a high-quality replacement lens for ski goggles, specifically designed for the Blok models. With a VLT (Visible Light Transmission) of 27 percent, this lens is ideal for slightly sunny and variable light conditions. The red lens color enhances visibility and contrast, which is particularly beneficial in the mountains. The Blok Lens is easy to install and provides a clear view, allowing for optimal awareness of the surroundings. This replacement lens is a practical solution for anyone looking to upgrade or replace their ski goggles without having to purchase an entirely new pair. It is an essential accessory for skiers and snowboarders who value quality and performance.