WHAT DOES WINCHESTER 219 ZIPPER AMMO FOR SALE MEAN?

The draw back is that the round is silver colored rather than gold colored, and when that's all I have to complain about, very well enough said.I exploit a really responsible handgun. The overall accuracy was also sub-par when compared with other makes of “most effective value” .22 rimfire ammo I've used. I won’t invest in this Winchester M 2