There are many types of casual sunglasses on the market today. The frame materials are generally polycarbonate, TR90, CR39, magnesium alloy, titanium alloy, etc. Lens material is polycarbonate, TAC polarized glass, CR39 lens, etc. Our factory mainly makes polycarbonate frames and TR90 frames, the main lenses are PC plating and TAC polarized lenses. The frame logo can be customized to provide engraving, silk screen, laser, metal inlay, etc. Customized lens logo can provide silk screen, laser, etc.