Clarity lenses have been developed with specific and highly advanced tints designed to enhance vision by increasing contrast and light.The unique Spektris mirror layers have been designed to complement each base lens tint with clarity and are applied for three different weather conditions: sunny; partly sunny and cloudy. The POCRETINA CLARITY also has a mid-size soft PU frame with a triple-layer face foam for an optimal fit. The double lens is made of optical PC/CP and has the best anti-fog and anti-scratch treatment available to promote vision and durability.