Rudy Project Rydon impactX2 lens

Lenses darken within seconds from transparent to a specific color activated by UV rays and light. Photochromic properties even behind windows or car windows, 20% more stable to temperature changes, up to 65% wider photochromic coverage, high dynamic range technology (HDR) provides an even higher contrast definition, excellent visual perception and sharper image, maximum UV protection, guaranteed unbreakable, semi-rigid properties, anti-scratch properties, super lightweight.