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: 52mm Bridge: 22mm Temple: 141mm  Available in 1 Colors: Black JAYLA | R-7062-C2-PAL Black | Progressive Blue Light