Spy Optic Helm Polarized Flat Sunglasses Composite Imported Composite frame Composite lens Polarized 100% UV protection coating Lens width: 52 millimeters Lens height: 40 millimeters Bridge: 14 millimeters Arm: 134 millimeters Hinge: integrated Lens: polycarbonate Polarized: yes Recommended Use: UV protection Face Size: medium to large