Wearing our newest Myopia glasses additions while on your phone, laptops, television & any other screens will help protect your eyes along with being a great stylish accessory! Key Benefits for Myopia (short sight) - Myopia, also known as being near-sighted or short-sighted, is a very common cause of blurred vision, where far away objects appear out of focus. - Reduces Eyestrain - Helps Concentration & Focus - Please note these are short sighted prescription glasses. - Prescription reading blue light glasses Frame width: 149mm Frame height: 55mm STRENGTHS Available: 0 to -6.00 D Please ensure the correct strength is chosen the same strength lens will be fitted for both lenses, we do not have the option to customise each eye strength at the moment, send us a message if you would like us to look into this Myopia Oversized Anti Blue Light Glasses | Square Frame Vintage With Diopter -1 -2.5 -6.0