Extō in MARTHA BLUE w/6ft Natural x Orange X Pattern Extension CordExt+2 in MARTHA BLUE :: A Modern Dual Tamper Resistant Outlet, 15 AMP w 6ft Extension Cord The Martha Blue Ext The Ext+2 is a more attractive, better functioning extension cord. The Martha Blue Ext is inspired by a lake house on Lake Michigan and the harbor nearby with a sailboat that had a powder blue hull and an orange tinged spinnaker. We refined this design using matte sky blue architectural finish on a cast aluminum and stainless steel housing