Designed for men with unique, modern style, these ultra lightweight, comfortable sunglasses from BOSS feature an innovative frame and double groove rims combined with titanium. The metal rivets and on-tone adjustable end tips embellish the overall look, while the super-thin beta-titanium temples ensure a lightweight feel and perfect fit..Rectangular / square sunglasses for men.Dark ruthenium and brown nylon front.Dark ruthenium titanium temples with brown end-tips.HUGO BOSS logo on the temples.Polycarbonate lenses .