shotgun shells

Hi, I'm a newbie here. I dug up this Winchester shell a couple weeks ago and would like to clean out that stuff on the inside. It looks/feels like a cross between paper and some kind of fabric or cotton material. Is there a way to do this? Picking it out isn't very effective, it's really stuck...

Today I found all 3 fairly close to each other. W.R.A. Rival, Redhead, and U.M.C. Smokeless Shotgun Shells.

These are all of the paper shotgun shells that I have found so far this year, not counting the paper shotgun shells from today. Thanks for Looking, Coinman123

Hello all, Sunday I went out with my Blisstool and hit Camp Logan and was met there by gcmsdan and his daughter. They were packing their new AT Pros. My main reason for going was to get more acquainted with the Blisstool. I hunted for a couple of hours and found 3 shotgun shell heads: Winchester...