The ESTEEM is Bollé's classic medium square frame. Easy-to-wear and modern with a faceted design and a metal logo, this model is also equipped with high-performance features such as snap hinges and Thermogrip® rubber on both temple tips and the nose pads. A part of our React for Good campaign, the ESTEEM is made of 45% bio-based material. Volt+ is Bollé's revolutionnary polarized and high contrast lens, improving color perception by up to 30% while maintaining natural white point.