3 types of crystals, yellow, black and gray. Interchangeable nose bridge and temple rubbers to customize your style Lightweight and ergonomic design. Interchangeable and grippy nose support. Polycarbonate lens that provides great visual clarity and guarantees the best protection against impacts. UV protection that filters 100% of UVA and UVB rays. 3 interchangeable lens shades with front vents with quick-change system. Frame available in 4 different colors. Protective case included.