Right now, Buy One Pair of Rx Eyeglasses, Get One Pair Free with coupon code FALLBOGO at Eye Buy Direct. Choose from hundreds of styles for men, women, and kids, and some pairs start as low as $6, (although one pair needs to be at least $15 to qualify for the deal). You can get free Rx lenses, Rx sunglasses, reading lenses, or just fashion (non-prescription) lenses as well. Just add both pairs to your cart and apply the code to see the discount. Plus, each pair can be a different prescription. Shipping is free with $99, or starts at $5.95 for orders under $99. Some lens choices and other upgrades are extra. Sales tax is not charged in most states.