The Wonderfold No. 1 features full-eye lenses as well as full length retractable temples; for a snug, behind-the-ears fit. The Wonderfold uses two dual-action micro-hinges at the bridge to fit into its three and a half inch case. Spring-suspended nose pads make for a comfortable fit. These are compact and affordable to keep around your house, car, and office. This wonderfold 1 comes with Gold & Palladium Plating on frame. Please contact us for custom prescriptions.