Premium HDPV polycarbonate lens with a brown look-through tint, 12.7% light transmission (CAT 3), and full UVA/UVB protection. The Original 2.0 delivers upgraded clarity with the ScaleX lens, improved adjustment points, and new Viper Grip™ no-slip touch points. An enhanced version of the classic Pit Viper design — tougher, clearer, and built to flex.