Cat Carpet Stairs Protector. The other cat pulls at the edges of the berber carpet on the stairs, and yanks out the vertical threads, which is thin, strong fiber like floss. They are currently running a special, buy one, get one at 50% off.
This means putting drinks on solid coasters and centering them on the table. A chair mat underneath an office chair will help to protect the carpet as well. Nickb_99, 3 apr 2011 #1.