M3310-KNSimple and eye catching at the same time, these nice shades by Khan are made for men and women who want an understated simplicity in their choice of apparel. The shades are metal and plastic, made to fit comfortably and hold up for a long time. The arms are straight with a taper down to the curved ear and feature the Khan logo on the side. The lenses are dark for better protection from the sun and are shaped as a shield with adjustable nosepieces.