Step 11: Final thoughts on expendability of materials
The whole idea of this solution is that the materials involved are cheap and expendable. They wear out with use, but because they are cheap, you don't...
Step 5: Preparation
Cut and fold the plastic sheeting to make a rectangle of several thicknesses, and lay the furniture sliders on top of it as shown here. The extra bit of plastic sticking out to the left is optional but it will come in handy later.