• Reading glasses size: Frame width: 145 mm, Bridge: 20 mm, Lens width: 52 mm, Lens height: 50 mm, Temples: 150 mm. • Blue light blocking glasses can block the most harmful light, filter blue light, and protect your eyes all day long. • They reduce eye strain caused by prolonged use of computers and other bright light sources, helping you sleep better. • Stylish reading glasses made of very flexible materials, with a comfortable and precise fit thanks to the integrated nose pads and spring hinges. • They improve visual acuity and reduce eye strain, providing clear vision during reading or using electronic devices. • Available in various colors: leopard gray gradient, tortoiseshell gradient, green tortoiseshell gradient, black pink, blue tortoiseshell gradient.