Features:Useful Glasses: Our glasses can effectively block mobile phone computer LED blue lights which will causesore swollen itchy eyes dry eyes easy fatigue decreased vision and eye damage.Premium Quality: The glasses are made of PC material the lenshas an easy-to-clean film and an anti-blue light coating which can effectively protect against UV rays and harmful blue-violet light. The reinforced and hard reflective layer can effectively convert harmful blue light into beneficial light.Comfy Frame: Flattering lines create aesthetically pleasing frame appearance and ergonomic construction provides wonderful wear feeling and all-day comfort.Trendy Glasses: Classic and artistic frame and pretty color design lets you look so beautiful. Not only provide more protection for your eyes also let you look much more fashionable.Customer Service: If you confront any problems about our products please feel free to contact us we are ready to help. We will solve your problems as soon as possible.Specification:Material: PCGlasses Width: 150 mmTemple Length: 138 mmLens Height: 49 mmSingle Lens Width: 52 mmNose Bridge: 25 mmWeight: 17 gNotes:1. Due to different monitors and lighting effects the actual color may be slightly different from the image.2. Due to manual measurement please allow 1-3 mm deviation. includes: 1Glasses"