Kate Spade Women's Aileyps Butterfly Sunglasses Resin frame Composite lens Polarized 100% UV protection coating Lens width: 58 millimeters Lens height: 45 millimeters Bridge: 16 millimeters Arm: 117 millimeters Case Included^Lenses are prescription ready (Rx-able)^Case Included^Lenses are prescription ready (Rx-able)