BLUE BLOCKERS GLASSES FOR MEN - Spring hinges: No, Lenses: Aspheric, Head size: Medium. Lens width: 2.4"(61mm), Frame width: 5.71"(145mm), Lens height: 1.73"(44mm), Frame height: 1.89"(48mm), Bridge (DBL): 0.31"(8mm), Temple length: 5.31"(135mm). Please measure your glasses’ frame to check whether it is matching. | FIT OVER BLUE LIGHT GLASSES - A fashionable style suitable for both men and women, made of high-quality materials that are not easily damaged. EYEKEPPER patented computer glasses block harmful blue light and improve eyes health by reducing eyestrain. Let you have a better sleep every night. | DURABLE & LIGHTWEIGHT COMPUTER GLASSES - Gaming blue light reduction glasses use ultra-light TR90 material to reduce the burden on the nose and ears and take you into the comfort zone. Meanwhile, it can be easily worn on existing glasses. | BLUE FILTER COMPUTER GLASSES FOR WOMEN - Come with a EVA zip case, a microfiber pouch and a cleaning soft cloth. Portable and easy for cleaning. | BEST CUSTOMER SERVICE - If you have any dissatisfaction with our EYEKEPPER fit over blue light blocking glasses, please do not hesitate to contact us. We will do our best to serve you!