That will force a thief to take twice as much time to pry the bars off. RETURNED ITEM! Soft non-scratching material. On my walls that had any texture what-so-ever though. Very nice quality packaging. I was super skeptical about how it would actually hold up but figured for the price I may as well give it a go. I use it for everything except shoes. You need to pay attention ??, be in a clean environment and open too. The mesh hasnt overstretched, the weight isnt too heavy and Im very comfortable in them. justing volume (note: I normally adjust volume from Xbox mixer settings instead of the volume adjuster on the headset).