Product details:
The sunglass frame is based on different wood layers making the frame very strong.
Outer frame material: Walnut wood
Middle frame material: Black maple wood
Outer arm material: Rosewood
Middle arm material: Beige maple wood
Lens: TAC 1.1cm Polarized, 100% UV400 protection
Flexible hinges allow the temples to bend 6 degrees outwards
Measurements
Total length: 143mm
Lens width: 48mm
Nose bridge: 17mm
Lens height: 45mm
Arm length: 145mm
Weight: 16g~20g