My Wiggy's poncho liner has 8 ties: on and between each corner.
It's a bit heavy, but I paid $27 two years ago. It's nicer than any new mil-surp liner.
The link in the previous post says the price is $75, but on the Specials page, it is $45.
"We must, indeed, all hang together or, most assuredly, we shall all hang separately." - Ben Franklin