These are sturdier than I expected and were easy to put up. I wouldnt recommend for or against it. And they do a phenomenal job doing what theyre designed to do. It does it during calls too, so my wife could only hear about every 10th word I say. Nike saved my rep at school! It turns red while charging but when there is no controller in the charger the green light is on. I didnt pack it as its obviously going to bend. They do an excellent job. I?ve always have been a Clark?s shoe fan due to wearing them a lot for work. The tray attachs using a compression fitting.