Here is a video from Primerahora.com explaining the proper way of to protecting your hands to box...
http://www.primerahora.com/XStatic/primerahora/template/multimedia.aspx?ad=272368&t=1
Here is a video from Primerahora.com explaining the proper way of to protecting your hands to box and the illigal use of "simple" loaded gloves by Juanma Lopez's trainer, Alex Caraballo.