Turn the piece of furniture on its side. Pull the plastic leg glide from the bottom the furniture leg with pliers.
Scuff the bottom of the leg with sandpaper to provide the glue with a rough surface to adhere to.
Lay the felt over the bottom of the leg and outline its shape with a marker. Cut along the inside of the line with a sharp pair of scissors.
Apply carpenter's glue to both the felt and the bottom of the leg. The glue needs to be evenly spread across the entire surface to assure a tight bond.
Align the felt on the bottom of the leg and press into place. Wipe off the extra glue with a damp rag.
Lay a sheet of newspaper on the floor to protect it. Turn the furniture over so that its legs are on the newspaper and allow to dry for 24 hours.