Eyewear readers Gold Flexible Rimless Memory Titanium Eyeglass Frame Hinged Glasses Spectacles Optic glasses non prescription glasses optical frame unisex Titanium frame plastic lens non-polarized Lens width: 52 millimeters Lens height: 28 millimeters Bridge: 18 millimeters Arm: 138 millimeters Lens Width: 52mm/2.05inch / Bridge Size: 18mm/0.71inch / Temple Length: 138mm/5.43inch / Frame Width: 138mm/5.43inch Frame Material: Titanium-alloy Vertical: 28mm/1.10inch Type: Rimless Made of high quality metal and plastic material, it is very sturdy