Specifications Frame MaterialMetal TRLens FunctionPhotochromicFrame Width140mmLens Width34mmBridge Width19mmLeg Length143mmWeight19 3gGenderMalePresbyopia Degree and Age Reference TableAge years old Under 5050 5455 5960 6465 6970 75Suitable Degree11 522 533 5Degrees 100 150 200 250 300 350 The above figures are for reference only and may vary depending on the degree of presbyopia of the individual Features 1 Protects eyes from blue light2 Lens changes color for different needs3 Suitable for both near and far vision4 Stylish business design5 High definition visionPackage includes 1 x Glasses1 x Zipper BoxNote Due to the different monitor and light effect the actual color of the item might be slightly different from the color showed on the pictures Thank you Please allow 1 2mm measuring deviation due to manual measurement