Originally Posted by Lobster
Sandpaper dots AND one of those gripper things. Mine was sold as a bathroom grab rail, although I'd never dare use something that flimsy for that purpose, it'd be courting death.
That's also what I use. Not sure you'd be courting death, but maybe a broken hip and paramedics showing up at your house to see your lovely nude body. Happened to my Mom!
You can use the tape for setting seam allowances on your sewing machine.