Stunning RX Quality Lightweight Armor Plated Stainless Steel Sunglasses from Bravo. : Lenses Coated with Exclusive Long Lasting ANTIFOG Liquid Technology. Exclusive to Bravo! : Virtually Indestructible. Nearly impossible to break. : 100% UVA/UVB Protection : Scratch Resistant Poly Carbonate Lens. :Fog Technology will clear fog almost completely. So you can have excellent clear view. :Rain Technology. Improves vision when its raining in daytime. : This design accentuated with genuine Swarovski Crystals and 18 Karat Gold. Metal Color: Sterling silver over stainless steel. Size: 54-16/140 Acetate: Black Description: 20 - 1.0mm round Swarovski Diamonds and 8 - 2mm square Swarovski Diamonds, 28 Stones Total. Lens Color: Violet ALL BRAVO LENSES CAN BE EASILY EXCHANGED BY ALL OPTOMETRIST FOR PRESCRIPTION READING, SUNGLASSES OR BI FOCALS.