Features:1. Application - Alleviates visual fatigue and discomfort from long periods of web surfing, gaming and working under fluorescent lights.2. Anti-Blue Ray - Effectively block the harmful blue light to protect eyes against harmful blue ray from computers and cell phones, and more.3. Occasions - Great choice for office workers, students. Great for close work when you want to see details.4. Size - Lens width: 55mm, Frame height: 47mm, Nose pad distance: 20mm, Total width: 142mm, Temple length: 152mm.5. Material - Quality materials made, which features light weight and long durability, and provide comprehensive protection for your eyes. Notice:Actual color may be slightly different from the image due to different display and light effect. Please allow 1-3cm deviation due to manual measurement. Frame material: PCLens material: acrylicColor/Style: As the picture shownWeight: about 18 g