The classic wrap design of the Bora makes it an excellent choice for sport and casual use. Its full wrap design is enhanced by the patented protection of 7eye’s SPF100 technology that locks in moisture and blocks out wind, dust, pollen and other air-borne irritants. AirShield, the ideal environment for your eyes. Beneath its plush fabric exterior is a tough inner shell, creating a non-air-permeable shield that blocks air penetration. The fast-drying fabric overcoat quickly absorbs and wicks away moisture. Filtered vents allow just the right amount of airflow. Removable, washable and replaceable, AirShield is armor for your eyes. Features Bora Sharp View Clear Plus 2.50 Reader SunglassesScience of Fit: AirShield is Designed for Optimal Fit. By mapping the territory around the eyes, we've created the AirShield to follow every contour of the face.