Silhouette Designer Rimless Reading Glasses Titan Dynamics 7719-6059-7705 ; DEMO LENS Plastic frame Composite lens non-polarized Lens width: 54 millimeters Authentic Silhouette Optical Eyewear Includes Official Silhouette Hard Case & Cleaning Cloth Demo Lens ; No Power Signature Rimless Design ; Lightweight & Durable Dimensions (MM): 54-21-150