Increase your speed with the Tifosi Crit Sunglasses. The Crit sunglasses by Tifosi are designed for comfort, the glasses feature vented lenses & slip resistant ear & nose pieces for a custom fit. The durable nylon frame is lightweight & robust, while the lenses will protect you from harmful UVA & UVB rays. The Light Night lenses are colour-neutral for zero colour distortion, they use variabkle tint technology to adjust quickly to changing light conditions.