Wearing Progressive multifocal readers with clear Blue Light Blocking Lense with no lines allows you to effortlessly see near and far without switching your eyewear Premium Polycarbonate: technology that provides a sturdier frame Progressive Multifocal & Blue Light Blocking  Sizing:  Lens width: 60mm Bridge: 15mm Temple: 140mm  Available in 2 Colors: Tortoise Transparent Blue  Decco | R-9048-C2-PAL Tortoise Progressive Blue Light