Now you can enjoy the benefits of wearing our progressive Tri-Focus Readers all day with the added protection of filtering out harmful blue light emitted by electronic devices. Tri-Focus Blue Light Readers 2303 has flexible spring hinges, subtle rhinestone accents and comes in a smoke demi colored plastic frame for a very fashionable, yet functional pair of readers. 2303 is available in powers from 1.00 through 3.00 and includes a case and microfiber cloth.