There was a time, in a much earlier bygone era when a man or woman wouldn't have dared to step into a kitchen without first dawning the proper kitchen attire. This, of course means that they would put on their kitchen apron and deftly tie the strings behind their back. However; the 1960's ushered in many changes in the way that men and women dressed and the kitchen apron in particular was viewed as a symbol of domesticity and domesticity was definitely out in the 60's.
