[DeanFYoung]

http://images.google.co.uk/imgres?imgurl=http://nightanddayfurniture.com/support/images/gripper.jpg&imgrefurl=http://nightanddayfurniture.com/support/gripper.html&h=160&w=230&sz=12&hl=en&start=11&tbni d=1ug9FiKAkaxZ0M:&tbnh=75&tbnw=108&prev=/images%3Fq%3Dnon%2Bslip%2Bgripper%2Bpad%26gbv%3D2% 26svnum%3D10%26hl%3Den

this is actually matress grip - but it looks like the stuff I was talking about - hopefully it may ring a (small and not very loud) bell....