Cedar, with its square shape and soft angles, sits comfortably on the face and fits almost all faces. Its timeless chic look makes Cedar a favourite, as well as an everyday classic! Product Details Dimensions: 51-19-145View measurements Handcrafted bio-based and biodegradable eco-acetate frame with stainless steel core wireLearn more Saddle nose bridge with acetate nose pads for enhanced fit and comfort Unisex Includes packaging: designer box, premium case, lens cloth Lens Details Features organic CR-39 lenses with excellent optical clarity and an advanced multilayer coating infused with superior blue light blocking properties. Our Yellow glasses block 100% of all blue light up to 470 nm and the lenses have therefore an appealing and vibrant yellow tint. Available in non-prescription, prescription and readers. Benefits Our Yellow glasses eliminate the most harmful artificial blue light emitted from digital screens, LED bulbs, etc. These glasses have the benefits of: Reducing digital eye strain (soreness, blurred vision, headache, etc.) Preventing macular degeneration Relaxing your eyes and mind Increasing cognition and focus while reducing fatigue Improving circadian rhythm and sleep Reducing hormonal imbalances Reducing stress Boosting your mood Combating seasonal affective disorder (SAD) and mood disorders. For more information about the health benefits, read here. Model is wearing Cedar Silver Thyme blue light glasses with Yellow lenses. Model is wearing Cedar Silver Thyme blue light glasses with Yellow lenses.