Bollé Esteem Sunglasses combine a classic medium square frame with Volt+ high-contrast polarized lenses and Thermogrip® details for secure, glare‑reducing vision on bright days. Key attributes: Black Frost Matte | Bio-nylon | Volt+ high-contrast polarized lenses | UV400 protection | Impact resistant lenses | Oleophobic/hydrophobic coating | Anti-fog and anti-scratch treatments | Snap hinges | Thermogrip® rubber on temple tips and nose pads | Available with prescription lenses | Medium square frame | Faceted front design | Metal logo | Full-rim frame | Single bridge | Dimensions & fit: Lens width: 54 mm | Bridge width: 18 mm | Temple length: 145 mm | Frame width: 131 mm | Medium frame fit | Composition & care: Frame: Bio-nylon (45% bio-based material) | Lenses: Polycarbonate | Temple tips and nose pads: Thermogrip® rubber