1. Plastic frame 2. Plastic lens 3. Lens width: 52 millimeters 4. Frame height: 51 millimeters 5. Bridge: 20 millimeters 6. Arm: 145 millimeters 7. Weight: 34g 8. The sunglasses with HD lenses can filter out sunlight reflected glare, and protect your eyes from long term damage by blocking 99% of harmful UVA and UVB rays.