I LOVE ortlieb velocity back pads for hot weather. Does Chrome Yalta compare? Others?

Now that it is getting cool, the Ortlieb is going on the shelf for the winter. And I might replace it. The belt buckle cracked, the sternum strap cracked, the bag has some holes in it, and I am generally ready to retire it to weekend hiking duty.

I am looking at replacements and I want to...