Futuristic frame design combined with a comfortable fit and genius lens changing system and Photochromic lenses. – These photochromic lenses have a light transmission of 85-17%. – The brighter the light, the darker the lens automatically becomes. One lens provides you with category 1, 2 and 3 levels of eye protection. – High-end Grilamid frame with adjustable rubber nose piece. – 100% UV protection. – Comes with a pouch. Glossy Light Blue Lens Categories: – Photochromic: 1-3 – Smoke/MLC: Category 3 – Yellow: Category 1 – Clear: Category 0