Fit Over sunglasses are perfect for anyone who wants the benefit of sun protection while wearing their prescripton glasses. They're lightweight and easy to slip on over your prescription glasses. These glasses are designed to wrap around your face blocking the sun from the sides as well which allows for an inexpensive alternative to expensive prescription sunglasses. All sizes are polarized which will increase clarity, reduce eye fatigue, and glare protection while golfing, driving, and all water sports. Includes one pair driving lens and the other pair polarized lens.