Watching Cell Phone Playing Games Anti-Blue Light Glasses Postoperative Flat Glasses, Color: Black Frame+Dark Yellow Lens

1. Uses:
- Blocking blue light from cell phone/computer: easing dry eyes, tearing, swelling, etc.
- Promote sleep at night: Promote melatonin secretion, help sleep
- Day and night driving protection: anti-ultraviolet, anti-glare, anti-high beams
- Post-operative eye protection: blocking screen blue light, secondary damage
2. Frame material: TR + alloy
3. Mirror leg material: TR
4. Weight: about 10.4g
5. Size:
- Hinge width: about 14.3cm
- Lens width: about 5.3cm
- Lens height: about 4.9cm
- Nose width: about 1.8cm
- Mirror leg length: about 15cm

Features:
1. HD perspective pure light source outside, the lens 14 layers of coating, 7 layers of film to increase clarity, 7 layers of film to reduce refracted light, significantly increase clarity, reduce refracted light
2. Non-slip end design, can enhance the comfort of fit, wear not slip off
3. One-piece non-slip nosepiece, comfortable and non-slip without slipping
4. Flexible and elastic temples for a comfortable fit
5. Block harmful blue light, ultraviolet UV400, through the beneficial blue light
6. Block high beams at night, safe driving, brighten night contrast