This deal has ended.
Today only, Amazon offers buy-one-get-one-free Silblade Premium Wiper Blades. Essentially you get 2 blades for $13.99 with free super saver shipping. This is $3 under the best price we could find for a single blade! There are further options for sizing as no windshield wiper will fit every car. Sales tax is only charged in KS, KY, ND, NY, and WA.