Why should I use felt pads? What if I get a scratch?

Q: How much difference is there in hardness?  Will a table chair with no cushon on the legs make a dent if a heavy person were sitting and then slid back.   Lynne A: That's not in my ability to answer. How heavy is a person? 150lbs? 350lbs? or more? Were they sliding level? Or did they lean back, creating higher pressure on part of the chairs feet? What are the feet made of? Have felt pads been placed on the bottom of the feet? Was there any sand or debris between the feet and the floor creating an abrasive?   Answer Explained   That's a lot of things to have to understand to tell you yes or no…   It's better if I tell you that those little inexpensive...