Product Name：Plastic-Bamboo Sunglasses

1. Natural bamboo / wood arms + durable tortoise plastic frame

2. Polarized lens

3. UV400 for UVA and UVB protection

4. Lens width: 55 millimeters

5. Lens height: 48 millimeters

6. Arm: 140 millimeters

7. DOUBLE-SPRING HINGES | fits any size head -- big or small.