This deal has ended.
Update: these have gone up to $44.95. Sierra Trading Post now has these Titanium-Frame Carrera Mexican Sunglasses on sale for just $32.95. These are available in matte black, paladium black, or gunmetal and are regularly sold for $75. STP categorizes this item as a sell-out risk, so hurry if you're interested. Shipping adds $7.95 but there is no tax.