Check out the Winchester site for the X-tended shot...

http://www.winchester.com/products/newitems/whatsnewcontent.aspx?productid=28

Yes, it is advertised as being more dense and "softer" at the same time...look at the brochureon the bottom of their site. It was just released in #4 shot for this season...

I just looked up my sighting-in stats from last year, with the X-tended#6

45 yards
78 hits in a 7.5" circle
140 hits total (8x11 paper)
29 in the vertebra and skull

The first bird I dropped last Spring was in a small clearingat 52 yards, and he went down hard. It's also the one pictured in my avator...