- Lens diameter: 57 mm
- Bridge width: 18 mm
- Arm length: 134 mm
- Category 3 TNS lens
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Bolle Frank 57mm TNS Sunglasses (Matte Gray Cristal)
Bolle introduces a new design in the lifestyle range with FRANK. A modern shape with sharp angles and straight lines, available with HD Polarized lenses, make FRANK the best companion for your everyday activities. Violet lenses amplify color contrast and deliver superior visual definition. With a visible light transmission of 10%, this category 3 TNS violet lens is ideal for sunny conditions.