Precision and simplicity characterize these Oakley OX3136 Top Spinner eyeglasses. The full rim rectangular shape of the Top Spinner eyeglasses adds definition to oval and round face shapes and balance to square and heart shaped faces. Made of metal, the frames are durable, flexible, and stress resistant, with distinctive thin rims for a serious, intellectual look. Whether you’re teaching a class or running a race, you'll find these Oakley eyeglasses don't quit.