Revo Discern RE 3084 02 Polarized Rectangular Sunglasses,Light & Cobalt,55 mm Made in US Nickel-silver alloy frame Plastic lens Polarized 100% UV protection coating Lens width: 61 millimeters Lens height: 35 millimeters Bridge: 17 millimeters Arm: 127 millimeters Ultralight titanium frame Revo high contrast polarized serilium lenses 83/4-base lens technology Spring hinge Case Included Lenses are prescription ready (Rx-able)