Spine Optics Men's SP3004 SP300480053 Square Sunglasses Imported Plastic frame Plastic lens Non-Polarized 100% UV protection coating Lens width: 53 millimeters Bridge: 19 millimeters Arm: 140 millimeters Patented segmented hing and cable system that flexes the temples in all directions, including inwards, securely holding the frame in place on your head Case Included Lenses are prescription ready (Rx-able)