SPECIFICATIONS: Product Size:18x10x15(cm) Product Weight:200g Perfect for Cycling, Driving, Fishing, And Outdoor Adventures. Yellow: The light transmittance of the yellowish-green background color is 35% For water sports and rock climbing, Lull recommends a light transmittance of 35%. On sunny days, do not look directly at the sun. On cloudy days Red: The grey base color has a light transmittance of 20% Water sports, rock climbing, Lure recommended light transmittance of 20%, suitable environment, sunny days Tea color:Light transmittance 30% brown base color, PC polarized It is suitable for cloudy days. On sunny days, when you don't look directly at the sun, it is ideal for fishing. It helps you find fish by observing the structure Gray: Grey base color, with a light transmittance of 20% For water sports and rock climbing, Lull recommends a light transmittance of 20%. It is also recommended for strong light on sunny days Rose red: Rose base color, with a light transmittance of 30% It is suitable for sunny days without looking directly at the sun. On cloudy days, the rose-colored red factor is abundant and significantly increasesThe color is more vivid and visually appealing. It is suitable for watching float fishing, the surface of lure water, and as an auxiliary for observing shallow water layersThis is suitable for people with poor light perception, those who are nearsighted and don't wear glasses. They usually find sunglasses darkSuch as people with color blindness, etc XL03: The grey base color has a light transmittance of 6%