Eyeglasses and your facial shape

Oval face
     Any style works for oval face. Square shaped frames with gently rounded edges.
Frame recommendations: Any frame shape. 
Diamond shape
      This shape has broad or higher face having a narrow temple and chin. Oval shades may soften the shape from the face. Make sure the styles aren’t any broader than the surface of the cheekbones.
Frame recommendations: Oval, Rimless, Square.
Oblong face
      Round or square shapes will look great on this face. Frames with short horizontal and long vertical lines. 
Frame recommendations: Square, Round.