Buy One Pair of Eyeglasses or Sunglasses, Get Another Pair Free via code BOGO2013 at Glasses USA. Plus, single vision lenses are included with all eyeglasses frames. Just add the two pairs to your cart and apply the code during checkout. Prices start at $38, which means you can get 2 complete pairs of eyeglasses for as low as $38. The pictured Jorden Men's Frames, for example, were listed at $80 but are now $38 and they include single vision lenses. Some designer exclusions apply. Single vision lenses are extra for sunglasses. Shipping starts at $8.95. Sales tax is charged in most states.