Originally Posted by Daffy Daphne

Longarm quilters and sitdown quilting machine quilters tend to use larger needles (size 16 or 18), with which their thread is less likely to shred and/or break at the high speeds these machines stitch. With batting that has a rough side, if that side is placed down these large needles can sometimes push the little nubs through to the right side of the backing. I've had that happen with my Sweet Sixteen when I didn't pay attention while sandwiching a quilt.

For this reason, I think a quilter who plans to fmq with the backside up would want to place the bumpy side next to the backing, if using batting that has a rough side.

So much to think about.

Daffy