The FX 29 should be a staple in anyone’s glasses collection. This rectangular frame will compliment individuals with oval, heart, and round face shapes. The frame is made from flexible titanium, a feather light and bendable metal. These eyeglasses are available in black, coffee, and gunmetal colors and are designed for single vision prescription lenses. If you want an inconspicuous style with superb functionality, these frames are for you.