I got some for my dads truck (NNBS) and mine (NBS) at sams club, they are made by peak (PEAK OPTIX) and run about $10 dollars a pop.

they have the same design as the bosch icon, which i think suck. i prefer the peak ones or if not the trico neoform.

http://www.peakantifreeze.com/wiper_optix.html