MINT PAIR OF ORIGINAL WW2 U.S. ARMY AIR FORCES (AAF) OD CLOTH FLYING SHOE INSERTS TYPE Q-1. INSERTS FEATURE THE ELECTRIC BAYONET TYPE CONNECTOR PLUGS AND ADAPTER SOCKETS. AS THESE SHOE/BOOTS INSERTS WOULD BE WORN ON THE FEET OF WW2 U.S. ARMY AIR FORCE BOMBER CREWS AND THEY WOULD PLUG THESE INSERTS INTO THEIR ELECTRIC HEATED FLYING SUITS WHILE IN FLIGHT. INSERT HAS A GENERAL ELECTRIC MAKER'S TAG TO THEIR INTERIOR THAT IS SIZE "L" MARKED FOR SHOE SIZE "9 TO 10". INSERT COMES WITH IT'S ORIGINAL PAPER INSTRUCTION LEAFLET. THESE FLYING BOOT INSERTS ARE IN MINT UNUSED CONDITION AND ARE STILLED TIED TOGETHER. SEE THE ABOVE LISTING PHOTOS FOR FURTHER DETAILS. IF YOU HAVE ANY QUESTIONS PLEASE ASK US BEFORE YOU BUY. NEW YORK STATE BUYERS TO PAY 8.75% SALES TAX. THANK YOU.