The RioRay Classics Frames Are Made Out Of Grade A TR90 Handmade Acetate, Stainless Steel, And Premium MaxFlex Memory Titanium. Imperial Features A Green G-15 Lens Color, Santa Monica Features A Brown-Amber Lens Color. *CONTACT FOR RX MIRROR OPTIONS. PROGRESSIVES, MIRROR COAT, BIFOCAL, AND POLARIZING, CONTACT FOR PRICING.*