Coupon 1:

$ 40 off second pair (First pair must be polarized. Chanel, Tiffany, Tom Ford, Dior, Costa, and Oakley cannot be discounted) – Online Coupon Code: AET40OFF2

Coupon 2:

2 for $ 299 (Both pairs must be full price between $ 150-$ 200. Brand exclusions include Oakley, Maui Jim, and Costa) – Online Coupon Code: AET299

Fine Print:

Offer valid June 1-30, 2016, one discount per transaction.

I haven’t tried, but the $ 40 off second pair does not specify Maui Jim as excluded which could make for a decent deal.