Styled after a traditional 1950’s men’s military frame. Hand polished acetate frame. UV400 scratch resistant 1.5 polycarbonate lenses. UVA and UVB Protection. Triple-barrel hinges. RX optical quality frames. Measures 5.25 inches from front inner hinge to inner hinge. Measures 5.65 inches from the widest points at the front of the frame. Measures just over 5.75 inches in temple (arm) length.