The spot otg is a model specially adapted for glasses wearers. with its dual density foam, deep frame and extra large lens, it offers you unparalleled comfort and field of vision. the evolight nxt® photochromic technology is the best on the market offering cat.1 to cat.3 longlasting resistant photochromy by cold weather with an ideal optical clarity.Features:- Highlights: The best photochromic lens for eyeglass wearers, for optimal vision in all weather conditions.- Sunshine: All Weather- Protection category: Photochromic Evolight NXT cat 1-3- Season: 21H- Segment: Adulte- Visor: Double spherical screen- Mousse: Bi-density- Lens treatment: anti-fog and anti-scratch- Lens technology: photochromie evolight nxt®Technologies: - Evolight nxt® photochromic cat. 3 to cat. 1 lens spherical and panoramic dual-lens anti-fog and anti-scratch coating double density foam metal plates on the front face