At EyeBuyDirect, buy one pair of eyeglasses for $14.95 or more and get a second pair of equal or lesser value for free via coupon code "B1G1". That's tied with our October mention as one of the best deals we've seen from EyeBuyDirect. Shipping adds $5.95. This offer applies to single-vision lenses and several exclusions apply. Coupon ends January 27.