1. EFFECTIVELY REDUCE EYE STRAIN - Blocking harmful blue light, our uv400 computer glasses relieve eye strain, fatigue, migraines and dry eye associated with increased screen time. Exposure to blue light also hinders natural sleep patterns, increasing restlessness and fatigue. 2. STYLISH TITANIUM FRAMES - Exceptionally lightweight, our Aura and Era fashion frames are made with a strong titanium alloy. The stylish frames are sized to complement all face shapes, perfect for women, teenagers and men. 3. PREMIUM MATERIALS AND DESIGN - Constructed with high-quality optical lenses and frames, our non-prescription, anti bluelight eyeglasses are comfortable, providing hours of protection. Our glasses are also great for those who wear prescription contacts.