Purchased a pair of Ray-Ban sunglasses think they cost about $600 because theywere prescreiption . In about a year lens started to bubble. Called ray ban about problem. Being a hair over a year it was just T.S. Why did I buy a pair or sunglasses for $600 that only last a year. Never again will I buy ray ban. Maui Jim's are looking better and better User's recommendation: Don't buy ray ban they don't stand behind there Products.