WithSINTRAST ROAD lens technology.

This lens technology provides color enhancement and contrast enhancement and is specifically set for a good view of roads. SINNER SINTRAST lenses are color filtering and provide high brightness and enhance contrast; the lenses also offer 100% UV protection. Because the lens consists of one whole, you have a wide field of view. The red mirror lens in category 3 can be used for both cycling and running. The SINNER TRIPLE SINTRAST sports sunglasses have adjustable nose pads and rubber flexible temples with anti-slip which ensures that they stay in place.