These sunglasses are ideal for all forms of driving and combine the latest in fashion styling. Copper driver lenses provide sharper contrast, filter out blue light and reduce road glare whilst preserving a natural colour balance for comfortable viewing in the day-light. Many also have have an additional anti-reflective (AR) blue-blocking coating on the back of the lens to provide additional glare reduction, a feature of all our Road Warrior models. Driver lenses relax the eye muscles to reduce stress while driving. Yellow lenses have excellent contrast enhancement and depth perception properties. They are especially effective in flat light or overcast conditions helping to increase visibility. All our prices include free UK P&P, international orders are just £3.97 extra.