* Blue light filters are extremely popular because we spend an average of 5.5 hours a day in front of a screen. These glasses protect your eyes against screen emissions, which significantly reduces eye irritation and improves your sleep quality. Note: a blue light filter gives a yellowish tint to the lenses. These glasses have a classic design, are ultra-lightweight, and very comfortable thanks to their flexible temples. Aspheric and scratch-resistant lenses with blue light filter to reduce eye strain, and can be used as computer glasses. Available in 5 different corrections: +1.00, +1.50, +2.00, +2.50, +3.00, and in multiple colors. * Case included.